diff options
Diffstat (limited to 'xfa/src/fwl/src/basewidget/fwl_comboboximp.cpp')
| -rw-r--r-- | xfa/src/fwl/src/basewidget/fwl_comboboximp.cpp | 1991 |
1 files changed, 1991 insertions, 0 deletions
diff --git a/xfa/src/fwl/src/basewidget/fwl_comboboximp.cpp b/xfa/src/fwl/src/basewidget/fwl_comboboximp.cpp new file mode 100644 index 0000000000..0200f92eaa --- /dev/null +++ b/xfa/src/fwl/src/basewidget/fwl_comboboximp.cpp @@ -0,0 +1,1991 @@ +// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "../../../foxitlib.h"
+#include "../../src/core/include/fwl_threadimp.h"
+#include "../../src/core/include/fwl_appimp.h"
+#include "../core/include/fwl_targetimp.h"
+#include "../core/include/fwl_noteimp.h"
+#include "../core/include/fwl_widgetimp.h"
+#include "../core/include/fwl_panelimp.h"
+#include "../core/include/fwl_formimp.h"
+#include "../core/include/fwl_widgetmgrimp.h"
+#include "include/fwl_scrollbarimp.h"
+#include "include/fwl_editimp.h"
+#include "include/fwl_listboximp.h"
+#include "include/fwl_formproxyimp.h"
+#include "include/fwl_comboboximp.h"
+IFWL_ComboBox* IFWL_ComboBox::Create()
+{
+ return new IFWL_ComboBox;
+}
+IFWL_ComboBox::IFWL_ComboBox()
+{
+ m_pData = NULL;
+}
+IFWL_ComboBox::~IFWL_ComboBox()
+{
+ if (m_pData) {
+ delete (CFWL_ComboBoxImp*)m_pData;
+ m_pData = NULL;
+ }
+}
+FWL_ERR IFWL_ComboBox::Initialize(IFWL_Widget *pOuter)
+{
+ m_pData = FX_NEW CFWL_ComboBoxImp(pOuter);
+ ((CFWL_ComboBoxImp*)m_pData)->SetInterface(this);
+ return ((CFWL_ComboBoxImp*)m_pData)->Initialize();
+}
+FWL_ERR IFWL_ComboBox::Initialize(const CFWL_WidgetImpProperties &properties, IFWL_Widget *pOuter)
+{
+ m_pData = FX_NEW CFWL_ComboBoxImp(properties, pOuter);
+ ((CFWL_ComboBoxImp*)m_pData)->SetInterface(this);
+ return ((CFWL_ComboBoxImp*)m_pData)->Initialize();
+}
+FX_INT32 IFWL_ComboBox::GetCurSel()
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->GetCurSel();
+}
+FWL_ERR IFWL_ComboBox::SetCurSel(FX_INT32 iSel)
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->SetCurSel(iSel);
+}
+FWL_ERR IFWL_ComboBox::SetEditText(const CFX_WideString &wsText)
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->SetEditText(wsText);
+}
+FX_INT32 IFWL_ComboBox::GetEditTextLength() const
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->GetEditTextLength();
+}
+FWL_ERR IFWL_ComboBox::GetEditText(CFX_WideString &wsText, FX_INT32 nStart, FX_INT32 nCount) const
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->GetEditText(wsText, nStart, nCount);
+}
+FWL_ERR IFWL_ComboBox::SetEditSelRange(FX_INT32 nStart, FX_INT32 nCount)
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->SetEditSelRange(nStart, nCount);
+}
+FX_INT32 IFWL_ComboBox::GetEditSelRange(FX_INT32 nIndex, FX_INT32 &nStart)
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->GetEditSelRange(nIndex, nStart);
+}
+FX_INT32 IFWL_ComboBox::GetEditLimit()
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->GetEditLimit();
+}
+FWL_ERR IFWL_ComboBox::SetEditLimit(FX_INT32 nLimit)
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->SetEditLimit(nLimit);
+}
+FWL_ERR IFWL_ComboBox::EditDoClipboard(FX_INT32 iCmd)
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->EditDoClipboard(iCmd);
+}
+FX_BOOL IFWL_ComboBox::EditRedo(FX_BSTR bsRecord)
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->EditRedo(bsRecord);
+}
+FX_BOOL IFWL_ComboBox::EditUndo(FX_BSTR bsRecord)
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->EditUndo(bsRecord);
+}
+IFWL_ListBox* IFWL_ComboBox::GetListBoxt()
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->GetListBoxt();
+}
+FX_BOOL IFWL_ComboBox::AfterFocusShowDropList()
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->AfterFocusShowDropList();
+}
+FX_ERR IFWL_ComboBox::OpenDropDownList(FX_BOOL bActivate)
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->OpenDropDownList(bActivate);
+}
+FX_BOOL IFWL_ComboBox::EditCanUndo()
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->EditCanUndo();
+}
+FX_BOOL IFWL_ComboBox::EditCanRedo()
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->EditCanRedo();
+}
+FX_BOOL IFWL_ComboBox::EditUndo()
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->EditUndo();
+}
+FX_BOOL IFWL_ComboBox::EditRedo()
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->EditRedo();
+}
+FX_BOOL IFWL_ComboBox::EditCanCopy()
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->EditCanCopy();
+}
+FX_BOOL IFWL_ComboBox::EditCanCut()
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->EditCanCut();
+}
+FX_BOOL IFWL_ComboBox::EditCanSelectAll()
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->EditCanSelectAll();
+}
+FX_BOOL IFWL_ComboBox::EditCopy(CFX_WideString &wsCopy)
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->EditCopy(wsCopy);
+}
+FX_BOOL IFWL_ComboBox::EditCut(CFX_WideString &wsCut)
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->EditCut(wsCut);
+}
+FX_BOOL IFWL_ComboBox::EditPaste(const CFX_WideString &wsPaste)
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->EditPaste(wsPaste);
+}
+FX_BOOL IFWL_ComboBox::EditSelectAll()
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->EditSelectAll();
+}
+FX_BOOL IFWL_ComboBox::EditDelete()
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->EditDelete();
+}
+FX_BOOL IFWL_ComboBox::EditDeSelect()
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->EditDeSelect();
+}
+FWL_ERR IFWL_ComboBox::GetBBox(CFX_RectF &rect)
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->GetBBox(rect);
+}
+FWL_ERR IFWL_ComboBox::EditModifyStylesEx(FX_DWORD dwStylesExAdded,
+ FX_DWORD dwStylesExRemoved)
+{
+ return ((CFWL_ComboBoxImp*)m_pData)->EditModifyStylesEx(dwStylesExAdded,
+ dwStylesExRemoved);
+}
+CFWL_ComboEdit::CFWL_ComboEdit(IFWL_Widget *pOuter)
+ : CFWL_EditImp(pOuter)
+{
+ FXSYS_assert(pOuter != NULL);
+ m_pOuter = (CFWL_ComboBoxImp*)(((IFWL_TargetData*)pOuter)->GetData());
+}
+CFWL_ComboEdit::CFWL_ComboEdit(const CFWL_WidgetImpProperties &properties, IFWL_Widget *pOuter)
+ : CFWL_EditImp(properties, pOuter)
+{
+ FXSYS_assert(pOuter != NULL);
+ m_pOuter = (CFWL_ComboBoxImp*)(((IFWL_TargetData*)pOuter)->GetData());
+}
+
+CFWL_ComboEditDelegate::CFWL_ComboEditDelegate(CFWL_ComboEdit *pOwner)
+ : CFWL_EditImpDelegate(pOwner)
+ , m_pOwner(pOwner)
+{
+}
+FX_INT32 CFWL_ComboEditDelegate::OnProcessMessage(CFWL_Message *pMessage)
+{
+ _FWL_RETURN_VALUE_IF_FAIL(pMessage, 0);
+ FX_DWORD dwMsgCode = pMessage->GetClassID();
+ FX_BOOL backDefault = TRUE;
+ switch (dwMsgCode) {
+ case FWL_MSGHASH_SetFocus:
+ case FWL_MSGHASH_KillFocus: {
+ if (dwMsgCode == FWL_MSGHASH_SetFocus) {
+ m_pOwner->m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused;
+ } else {
+ m_pOwner->m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused;
+ }
+ backDefault = FALSE;
+ break;
+ }
+ case FWL_MSGHASH_Mouse: {
+ CFWL_MsgMouse *pMsg = (CFWL_MsgMouse*)pMessage;
+ if ((pMsg->m_dwCmd == FWL_MSGMOUSECMD_LButtonDown) &&
+ ((m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0)) {
+ m_pOwner->SetSelected();
+ m_pOwner->SetComboBoxFocus(TRUE);
+ }
+ break;
+ }
+ default: {
+ }
+ }
+ if (!backDefault) {
+ return 1;
+ }
+ return CFWL_EditImpDelegate::OnProcessMessage(pMessage);
+}
+void CFWL_ComboEdit::ClearSelected()
+{
+ ClearSelections();
+ Repaint(&m_rtClient);
+}
+void CFWL_ComboEdit::SetSelected()
+{
+ FlagFocus(TRUE);
+ EndCaret();
+ AddSelRange(0);
+}
+void CFWL_ComboEdit::EndCaret()
+{
+ m_pEdtEngine->MoveCaretPos(MC_End);
+}
+void CFWL_ComboEdit::FlagFocus(FX_BOOL bSet)
+{
+ if (bSet) {
+ m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused;
+ } else {
+ m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused;
+ ShowCaret(FALSE);
+ }
+};
+void CFWL_ComboEdit::SetComboBoxFocus(FX_BOOL bSet)
+{
+ m_pOuter->SetFocus(bSet);
+}
+CFWL_ComboList::CFWL_ComboList(IFWL_Widget *pOuter)
+ : CFWL_ListBoxImp(pOuter)
+ , m_bNotifyOwner(TRUE)
+{
+ FXSYS_assert(pOuter != NULL);
+}
+CFWL_ComboList::CFWL_ComboList(const CFWL_WidgetImpProperties &properties, IFWL_Widget *pOuter)
+ : CFWL_ListBoxImp(properties, pOuter)
+ , m_bNotifyOwner(TRUE)
+{
+ FXSYS_assert(pOuter != NULL);
+}
+FWL_ERR CFWL_ComboList::Initialize()
+{
+ _FWL_ERR_CHECK_RETURN_VALUE_IF_FAIL(CFWL_ListBoxImp::Initialize(), FWL_ERR_Indefinite);
+ if (m_pDelegate) {
+ delete (CFWL_ComboListDelegate*)m_pDelegate;
+ m_pDelegate = NULL;
+ }
+ m_pDelegate = (IFWL_WidgetDelegate*)FX_NEW CFWL_ComboListDelegate(this);
+ return FWL_ERR_Succeeded;
+}
+FWL_ERR CFWL_ComboList::Finalize()
+{
+ if ( m_pDelegate) {
+ delete (CFWL_ComboListDelegate*)m_pDelegate;
+ m_pDelegate = NULL;
+ }
+ return CFWL_ListBoxImp::Finalize();
+}
+FX_INT32 CFWL_ComboList::MatchItem(const CFX_WideString &wsMatch)
+{
+ if (wsMatch.IsEmpty()) {
+ return -1;
+ }
+ _FWL_RETURN_VALUE_IF_FAIL(m_pProperties->m_pDataProvider, -1);
+ IFWL_ListBoxDP *pData = (IFWL_ListBoxDP*)m_pProperties->m_pDataProvider;
+ FX_INT32 iCount = pData->CountItems(m_pInterface);
+ for (FX_INT32 i = 0; i < iCount; i ++) {
+ FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, i);
+ CFX_WideString wsText;
+ pData->GetItemText(m_pInterface, hItem, wsText);
+ FX_STRSIZE pos = wsText.Find((FX_LPCWSTR)wsMatch);
+ if (!pos) {
+ return i;
+ }
+ }
+ return -1;
+}
+void CFWL_ComboList::ChangeSelected(FX_INT32 iSel)
+{
+ _FWL_RETURN_IF_FAIL(m_pProperties->m_pDataProvider);
+ IFWL_ListBoxDP *pData = (IFWL_ListBoxDP*)m_pProperties->m_pDataProvider;
+ FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, iSel);
+ CFX_RectF rtInvalidate;
+ rtInvalidate.Reset();
+ FWL_HLISTITEM hOld = GetSelItem(0);
+ FX_INT32 iOld = pData->GetItemIndex(m_pInterface, hOld);
+ if (iOld == iSel) {
+ return;
+ } else if (iOld > -1) {
+ GetItemRect(iOld, rtInvalidate);
+ SetSelItem(hOld, FALSE);
+ }
+ if (hItem) {
+ CFX_RectF rect;
+ GetItemRect(iSel, rect);
+ rtInvalidate.Union(rect);
+ FWL_HLISTITEM hSel = pData->GetItem(m_pInterface, iSel);
+ SetSelItem(hSel, TRUE);
+ }
+ if (!rtInvalidate.IsEmpty()) {
+ Repaint(&rtInvalidate);
+ }
+}
+FX_INT32 CFWL_ComboList::CountItems()
+{
+ _FWL_RETURN_VALUE_IF_FAIL(m_pProperties->m_pDataProvider, 0);
+ IFWL_ListBoxDP *pData = (IFWL_ListBoxDP*)m_pProperties->m_pDataProvider;
+ return pData->CountItems(m_pInterface);
+}
+void CFWL_ComboList::GetItemRect(FX_INT32 nIndex, CFX_RectF &rtItem)
+{
+ IFWL_ListBoxDP *pData = (IFWL_ListBoxDP*)m_pProperties->m_pDataProvider;
+ FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, nIndex);
+ pData->GetItemRect(m_pInterface, hItem, rtItem);
+}
+void CFWL_ComboList::ClientToOuter(FX_FLOAT &fx, FX_FLOAT &fy)
+{
+ fx += m_pProperties->m_rtWidget.left, fy += m_pProperties->m_rtWidget.top;
+ IFWL_Widget *pOwner = GetOwner();
+ _FWL_RETURN_IF_FAIL(pOwner);
+ pOwner->TransformTo(m_pOuter, fx, fy);
+}
+void CFWL_ComboList::SetFocus(FX_BOOL bSet)
+{
+ CFWL_WidgetImp::SetFocus(bSet);
+}
+CFWL_ComboListDelegate::CFWL_ComboListDelegate(CFWL_ComboList *pOwner)
+ : CFWL_ListBoxImpDelegate(pOwner)
+ , m_pOwner(pOwner)
+{
+}
+FX_INT32 CFWL_ComboListDelegate::OnProcessMessage(CFWL_Message *pMessage)
+{
+ _FWL_RETURN_VALUE_IF_FAIL(pMessage, 0);
+ FX_DWORD dwHashCode = pMessage->GetClassID();
+ FX_BOOL backDefault = TRUE;
+ if (dwHashCode == FWL_MSGHASH_SetFocus || dwHashCode == FWL_MSGHASH_KillFocus) {
+ OnDropListFocusChanged(pMessage, dwHashCode == FWL_MSGHASH_SetFocus);
+ } else if (dwHashCode == FWL_MSGHASH_Mouse) {
+ CFWL_MsgMouse *pMsg = (CFWL_MsgMouse*)pMessage;
+ if (m_pOwner->IsShowScrollBar(TRUE) && m_pOwner->m_pVertScrollBar) {
+ CFX_RectF rect;
+ m_pOwner->m_pVertScrollBar->GetWidgetRect(rect);
+ if (rect.Contains(pMsg->m_fx, pMsg->m_fy)) {
+ pMsg->m_fx -= rect.left;
+ pMsg->m_fy -= rect.top;
+ IFWL_WidgetDelegate *pDelegate = m_pOwner->m_pVertScrollBar->SetDelegate(NULL);
+ return pDelegate->OnProcessMessage(pMsg);
+ }
+ }
+ FX_DWORD dwCmd = pMsg->m_dwCmd;
+ switch (dwCmd) {
+ case FWL_MSGMOUSECMD_MouseMove: {
+ backDefault = FALSE;
+ OnDropListMouseMove(pMsg);
+ break;
+ }
+ case FWL_MSGMOUSECMD_LButtonDown: {
+ backDefault = FALSE;
+ OnDropListLButtonDown(pMsg);
+ break;
+ }
+ case FWL_MSGMOUSECMD_LButtonUp: {
+ backDefault = FALSE;
+ OnDropListLButtonUp(pMsg);
+ break;
+ }
+ default: {
+ }
+ }
+ } else if (dwHashCode == FWL_MSGHASH_Key) {
+ CFWL_MsgKey *pMsg = (CFWL_MsgKey*)pMessage;
+ backDefault = !OnDropListKey(pMsg);
+ }
+ if (!backDefault) {
+ return 1;
+ }
+ return CFWL_ListBoxImpDelegate::OnProcessMessage(pMessage);
+}
+void CFWL_ComboListDelegate::OnDropListFocusChanged(CFWL_Message *pMsg, FX_BOOL bSet )
+{
+ if (!bSet) {
+ CFWL_MsgKillFocus *pKill = (CFWL_MsgKillFocus*)pMsg;
+ CFWL_ComboBoxImp *pOuter = (CFWL_ComboBoxImp*)(((IFWL_TargetData*)m_pOwner->m_pOuter)->GetData());
+ if (pKill->m_pSetFocus == (IFWL_Widget*)m_pOwner->m_pOuter || (IFWL_Widget*)pKill->m_pSetFocus == (IFWL_Widget*)pOuter->m_pEdit) {
+ pOuter->ShowDropList(FALSE);
+ }
+ }
+}
+FX_INT32 CFWL_ComboListDelegate::OnDropListMouseMove(CFWL_MsgMouse *pMsg)
+{
+ if (m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
+ if (m_pOwner->m_bNotifyOwner) {
+ m_pOwner->m_bNotifyOwner = FALSE;
+ }
+ if (m_pOwner->IsShowScrollBar(TRUE) && m_pOwner->m_pVertScrollBar) {
+ CFX_RectF rect;
+ m_pOwner->m_pVertScrollBar->GetWidgetRect(rect);
+ if (rect.Contains(pMsg->m_fx, pMsg->m_fy)) {
+ return 1;
+ }
+ }
+ FWL_HLISTITEM hItem = m_pOwner->GetItemAtPoint(pMsg->m_fx, pMsg->m_fy);
+ if (hItem) {
+ _FWL_RETURN_VALUE_IF_FAIL(m_pOwner->m_pProperties->m_pDataProvider, 0);
+ IFWL_ListBoxDP *pData = (IFWL_ListBoxDP*)m_pOwner->m_pProperties->m_pDataProvider;
+ FX_INT32 iSel = pData->GetItemIndex(m_pOwner->m_pInterface, hItem);
+ CFWL_EvtCmbHoverChanged event;
+ event.m_pSrcTarget = m_pOwner->m_pOuter;
+ event.m_iCurHover = iSel;
+ m_pOwner->DispatchEvent(&event);
+ m_pOwner->ChangeSelected(iSel);
+ }
+ } else if (m_pOwner->m_bNotifyOwner) {
+ m_pOwner->ClientToOuter(pMsg->m_fx, pMsg->m_fy);
+ CFWL_ComboBoxImp *pOuter = (CFWL_ComboBoxImp*)(((IFWL_TargetData*)m_pOwner->m_pOuter)->GetData());
+ pOuter->m_pDelegate->OnProcessMessage(pMsg);
+ }
+ return 1;
+}
+FX_INT32 CFWL_ComboListDelegate::OnDropListLButtonDown(CFWL_MsgMouse *pMsg)
+{
+ if (m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
+ return 0;
+ }
+ CFWL_ComboBoxImp *pOuter = (CFWL_ComboBoxImp*)((IFWL_TargetData*)m_pOwner->m_pOuter)->GetData();
+ pOuter->ShowDropList(FALSE);
+ return 1;
+}
+FX_INT32 CFWL_ComboListDelegate::OnDropListLButtonUp(CFWL_MsgMouse *pMsg)
+{
+ CFWL_ComboBoxImp *pOuter = (CFWL_ComboBoxImp*)((IFWL_TargetData*)m_pOwner->m_pOuter)->GetData();
+ if (m_pOwner->m_bNotifyOwner) {
+ m_pOwner->ClientToOuter(pMsg->m_fx, pMsg->m_fy);
+ pOuter->m_pDelegate->OnProcessMessage(pMsg);
+ } else {
+ if (m_pOwner->IsShowScrollBar(TRUE) && m_pOwner->m_pVertScrollBar) {
+ CFX_RectF rect;
+ m_pOwner->m_pVertScrollBar->GetWidgetRect(rect);
+ if (rect.Contains(pMsg->m_fx, pMsg->m_fy)) {
+ return 1;
+ }
+ }
+ pOuter->ShowDropList(FALSE);
+ FWL_HLISTITEM hItem = m_pOwner->GetItemAtPoint(pMsg->m_fx, pMsg->m_fy);
+ if (hItem) {
+ pOuter->ProcessSelChanged(TRUE);
+ }
+ }
+ return 1;
+}
+FX_INT32 CFWL_ComboListDelegate::OnDropListKey(CFWL_MsgKey *pKey)
+{
+ CFWL_ComboBoxImp *pOuter = (CFWL_ComboBoxImp*)((IFWL_TargetData*)m_pOwner->m_pOuter)->GetData();
+ FX_BOOL bPropagate = FALSE;
+ if (pKey->m_dwCmd == FWL_MSGKEYCMD_KeyDown) {
+ FX_DWORD dwKeyCode = pKey->m_dwKeyCode;
+ switch (dwKeyCode) {
+ case FWL_VKEY_Return:
+ case FWL_VKEY_Escape: {
+ pOuter->ShowDropList(FALSE);
+ return 1;
+ }
+ case FWL_VKEY_Up:
+ case FWL_VKEY_Down: {
+ OnDropListKeyDown(pKey);
+ IFWL_WidgetDelegate *pDelegate = pOuter->SetDelegate(NULL);
+ pOuter->ProcessSelChanged(FALSE);
+ return 1;
+ }
+ default: {
+ bPropagate = TRUE;
+ }
+ }
+ } else if (pKey->m_dwCmd == FWL_MSGKEYCMD_Char) {
+ bPropagate = TRUE;
+ }
+ if (bPropagate) {
+ pKey->m_pDstTarget = (IFWL_Widget*)m_pOwner->m_pOuter;
+ pOuter->m_pDelegate->OnProcessMessage(pKey);
+ return 1;
+ }
+ return 0;
+}
+void CFWL_ComboListDelegate::OnDropListKeyDown(CFWL_MsgKey *pKey)
+{
+ FX_DWORD dwKeyCode = pKey->m_dwKeyCode;
+ switch(dwKeyCode) {
+ case FWL_VKEY_Up:
+ case FWL_VKEY_Down:
+ case FWL_VKEY_Home:
+ case FWL_VKEY_End: {
+ CFWL_ComboBoxImp *pOuter = (CFWL_ComboBoxImp*)((IFWL_TargetData*)m_pOwner->m_pOuter)->GetData();
+ IFWL_ListBoxDP *pData = (IFWL_ListBoxDP*)m_pOwner->m_pProperties->m_pDataProvider;
+ FWL_HLISTITEM hItem = pData->GetItem(m_pOwner->m_pInterface, pOuter->m_iCurSel);
+ hItem = m_pOwner->GetItem(hItem, dwKeyCode);
+ if (!hItem) {
+ break;
+ }
+ m_pOwner->SetSelection(hItem, hItem, TRUE);
+ m_pOwner->ScrollToVisible(hItem);
+ CFX_RectF rtInvalidate;
+ rtInvalidate.Set(0,
+ 0,
+ m_pOwner->m_pProperties->m_rtWidget.width,
+ m_pOwner->m_pProperties->m_rtWidget.height);
+ m_pOwner->Repaint(&rtInvalidate);
+ break;
+ }
+ default: {
+ }
+ }
+}
+CFWL_ComboBoxImp::CFWL_ComboBoxImp(IFWL_Widget *pOuter )
+ : CFWL_WidgetImp(pOuter)
+ , m_pEdit(NULL)
+ , m_pListBox(NULL)
+ , m_pForm(NULL)
+ , m_bLButtonDown(FALSE)
+ , m_iCurSel(-1)
+ , m_iBtnState(FWL_PARTSTATE_CMB_Normal)
+ , m_fComboFormHandler(0)
+ , m_bNeedShowList(FALSE)
+{
+ m_rtClient.Reset();
+ m_rtBtn.Reset();
+ m_rtHandler.Reset();
+}
+CFWL_ComboBoxImp::CFWL_ComboBoxImp(const CFWL_WidgetImpProperties &properties, IFWL_Widget *pOuter )
+ : CFWL_WidgetImp(properties, pOuter)
+ , m_pEdit(NULL)
+ , m_pListBox(NULL)
+ , m_pForm(NULL)
+ , m_bLButtonDown(FALSE)
+ , m_iCurSel(-1)
+ , m_iBtnState(FWL_PARTSTATE_CMB_Normal)
+ , m_fComboFormHandler(0)
+ , m_bNeedShowList(FALSE)
+{
+ m_rtClient.Reset();
+ m_rtBtn.Reset();
+ m_rtHandler.Reset();
+}
+CFWL_ComboBoxImp::~CFWL_ComboBoxImp()
+{
+ if (m_pEdit) {
+ m_pEdit->Release();
+ m_pEdit = NULL;
+ }
+ if (m_pListBox) {
+ m_pListBox->Release();
+ m_pListBox = NULL;
+ }
+}
+FWL_ERR CFWL_ComboBoxImp::GetClassName(CFX_WideString &wsClass) const
+{
+ wsClass = FWL_CLASS_ComboBox;
+ return FWL_ERR_Succeeded;
+}
+FX_DWORD CFWL_ComboBoxImp::GetClassID() const
+{
+ return FWL_CLASSHASH_ComboBox;
+}
+FWL_ERR CFWL_ComboBoxImp::Initialize()
+{
+ if (m_pWidgetMgr->IsFormDisabled()) {
+ return DisForm_Initialize();
+ }
+ _FWL_ERR_CHECK_RETURN_VALUE_IF_FAIL(CFWL_WidgetImp::Initialize(), FWL_WGTSTATE_Invisible);
+ m_pDelegate = (IFWL_WidgetDelegate*)FX_NEW CFWL_ComboBoxImpDelegate(this);
+ CFWL_WidgetImpProperties prop;
+ prop.m_pThemeProvider = m_pProperties->m_pThemeProvider;
+ prop.m_dwStyles |= FWL_WGTSTYLE_Border | FWL_WGTSTYLE_VScroll;
+ if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CMB_ListItemIconText) {
+ prop.m_dwStyleExes |= FWL_STYLEEXT_LTB_Icon;
+ }
+ prop.m_pDataProvider = m_pProperties->m_pDataProvider;
+ CFWL_ComboList *pList = FX_NEW CFWL_ComboList(prop, m_pInterface);
+ m_pListBox = IFWL_ListBox::Create();
+ pList->SetInterface(m_pListBox);
+ ((IFWL_TargetData*)m_pListBox)->SetData(pList);
+ pList->Initialize();
+ if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CMB_DropDown) && !m_pEdit) {
+ CFWL_ComboEdit *pEdit = FX_NEW CFWL_ComboEdit(m_pInterface);
+ m_pEdit = IFWL_Edit::Create();
+ pEdit->SetInterface(m_pEdit);
+ ((IFWL_TargetData*)m_pEdit)->SetData(pEdit);
+ pEdit->Initialize();
+ pEdit->SetOuter(m_pInterface);
+ }
+ if (m_pEdit) {
+ m_pEdit->SetParent(m_pInterface);
+ }
+ SetStates(m_pProperties->m_dwStates);
+ return FWL_ERR_Succeeded;
+}
+FWL_ERR CFWL_ComboBoxImp::Finalize()
+{
+ if (m_pEdit) {
+ m_pEdit->Finalize();
+ }
+ m_pListBox->Finalize();
+ if ( m_pDelegate) {
+ delete (CFWL_ComboBoxImpDelegate*)m_pDelegate;
+ m_pDelegate = NULL;
+ }
+ return CFWL_WidgetImp::Finalize();
+}
+FWL_ERR CFWL_ComboBoxImp::GetWidgetRect(CFX_RectF &rect, FX_BOOL bAutoSize )
+{
+ if (bAutoSize) {
+ rect.Reset();
+ FX_BOOL bIsDropDown = IsDropDownStyle();
+ if (bIsDropDown && m_pEdit) {
+ m_pEdit->GetWidgetRect(rect, TRUE);
+ } else {
+ rect.width = 100;
+ rect.height = 16;
+ }
+ if (!m_pProperties->m_pThemeProvider) {
+ ReSetTheme();
+ }
+ FX_FLOAT *pFWidth = (FX_FLOAT*)GetThemeCapacity(FWL_WGTCAPACITY_ScrollBarWidth);
+ _FWL_RETURN_VALUE_IF_FAIL(pFWidth, FWL_ERR_Indefinite);
+ rect.Inflate(0, 0, *pFWidth, 0);
+ CFWL_WidgetImp::GetWidgetRect(rect, TRUE);
+ } else {
+ rect = m_pProperties->m_rtWidget;
+ }
+ return FWL_ERR_Succeeded;
+}
+FWL_ERR CFWL_ComboBoxImp::ModifyStylesEx(FX_DWORD dwStylesExAdded, FX_DWORD dwStylesExRemoved)
+{
+ if (m_pWidgetMgr->IsFormDisabled()) {
+ return DisForm_ModifyStylesEx(dwStylesExAdded, dwStylesExRemoved);
+ }
+ FX_BOOL bAddDropDown = dwStylesExAdded & FWL_STYLEEXT_CMB_DropDown;
+ FX_BOOL bRemoveDropDown = dwStylesExRemoved & FWL_STYLEEXT_CMB_DropDown;
+ if (bAddDropDown && !m_pEdit) {
+ CFWL_ComboEdit *pEdit = FX_NEW CFWL_ComboEdit(m_pInterface);
+ m_pEdit = IFWL_Edit::Create();
+ pEdit->SetInterface(m_pEdit);
+ ((IFWL_TargetData*)m_pEdit)->SetData(pEdit);
+ pEdit->Initialize();
+ pEdit->SetOuter(m_pInterface);
+ m_pEdit->SetParent(m_pInterface);
+ } else if (bRemoveDropDown && m_pEdit) {
+ m_pEdit->SetStates(FWL_WGTSTATE_Invisible, TRUE);
+ }
+ return CFWL_WidgetImp::ModifyStylesEx(dwStylesExAdded, dwStylesExRemoved);
+}
+FWL_ERR CFWL_ComboBoxImp::Update()
+{
+ if (m_pWidgetMgr->IsFormDisabled()) {
+ return DisForm_Update();
+ }
+ if (IsLocked()) {
+ return FWL_ERR_Indefinite;
+ }
+ ReSetTheme();
+ FX_BOOL bDropDown = IsDropDownStyle();
+ if (bDropDown && m_pEdit) {
+ ReSetEditAlignment();
+ }
+ if (m_pProperties->m_pThemeProvider == NULL) {
+ m_pProperties->m_pThemeProvider = GetAvailableTheme();
+ }
+ Layout();
+ CFWL_ThemePart part;
+ part.m_pWidget = m_pInterface;
+ m_fComboFormHandler = *(FX_FLOAT *) m_pProperties->m_pThemeProvider->GetCapacity(&part, FWL_WGTCAPACITY_CMB_ComboFormHandler);
+ return FWL_ERR_Succeeded;
+}
+FX_DWORD CFWL_ComboBoxImp::HitTest(FX_FLOAT fx, FX_FLOAT fy)
+{
+ if (m_pWidgetMgr->IsFormDisabled()) {
+ return DisForm_HitTest(fx, fy);
+ }
+ return CFWL_WidgetImp::HitTest(fx, fy);
+}
+FWL_ERR CFWL_ComboBoxImp::DrawWidget(CFX_Graphics *pGraphics, const CFX_Matrix *pMatrix )
+{
+ if (m_pWidgetMgr->IsFormDisabled()) {
+ return DisForm_DrawWidget(pGraphics, pMatrix);
+ }
+ _FWL_RETURN_VALUE_IF_FAIL(pGraphics, FWL_ERR_Indefinite);
+ _FWL_RETURN_VALUE_IF_FAIL(m_pProperties->m_pThemeProvider, FWL_ERR_Indefinite);
+ IFWL_ThemeProvider *pTheme = m_pProperties->m_pThemeProvider;
+ FX_BOOL bIsDropDown = IsDropDownStyle();
+ if (HasBorder()) {
+ DrawBorder(pGraphics, FWL_PART_CMB_Border, pTheme, pMatrix);
+ }
+ if (HasEdge()) {
+ DrawEdge(pGraphics, FWL_PART_CMB_Edge, pTheme, pMatrix);
+ }
+ if (!bIsDropDown) {
+ CFX_RectF rtTextBk(m_rtClient);
+ rtTextBk.width -= m_rtBtn.width;
+ CFWL_ThemeBackground param;
+ param.m_pWidget = m_pInterface;
+ param.m_iPart = FWL_PART_CMB_Background;
+ param.m_pGraphics = pGraphics;
+ if (pMatrix) {
+ param.m_matrix.Concat(*pMatrix);
+ }
+ param.m_rtPart = rtTextBk;
+ if (m_iCurSel >= 0) {
+ IFWL_ListBoxDP* pData = (IFWL_ListBoxDP*)((CFWL_ComboList*)((IFWL_TargetData*)m_pListBox)->GetData())->m_pProperties->m_pDataProvider;
+ FX_LPVOID p = pData->GetItemData(m_pListBox, pData->GetItem(m_pListBox, m_iCurSel));
+ if (p != NULL) {
+ param.m_pData = p;
+ }
+ }
+ if (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) {
+ param.m_dwStates = FWL_PARTSTATE_CMB_Disabled;
+ } else if ((m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) && (m_iCurSel >= 0)) {
+ param.m_dwStates = FWL_PARTSTATE_CMB_Selected;
+ } else {
+ param.m_dwStates = FWL_PARTSTATE_CMB_Normal;
+ }
+ pTheme->DrawBackground(¶m);
+ if (m_iCurSel >= 0) {
+ _FWL_RETURN_VALUE_IF_FAIL(m_pListBox, FWL_ERR_Indefinite);
+ CFX_WideString wsText;
+ IFWL_ComboBoxDP *pData = (IFWL_ComboBoxDP *)m_pProperties->m_pDataProvider;
+ FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, m_iCurSel);
+ ((CFWL_ComboList*)((IFWL_TargetData*)m_pListBox)->GetData())->GetItemText(hItem, wsText);
+ CFWL_ThemeText param;
+ param.m_pWidget = m_pInterface;
+ param.m_iPart = FWL_PART_CMB_Caption;
+ param.m_dwStates = m_iBtnState;
+ param.m_pGraphics = pGraphics;
+ param.m_matrix.Concat(*pMatrix);
+ param.m_rtPart = rtTextBk;
+ param.m_dwStates = (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) ? FWL_PARTSTATE_CMB_Selected : FWL_PARTSTATE_CMB_Normal;
+ param.m_wsText = wsText;
+ param.m_dwTTOStyles = FDE_TTOSTYLE_SingleLine;
+ param.m_iTTOAlign = FDE_TTOALIGNMENT_CenterLeft;
+ pTheme->DrawText(¶m);
+ }
+ }
+ {
+ CFWL_ThemeBackground param;
+ param.m_pWidget = m_pInterface;
+ param.m_iPart = FWL_PART_CMB_DropDownButton;
+ param.m_dwStates = (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) ? FWL_PARTSTATE_CMB_Disabled : m_iBtnState;
+ param.m_pGraphics = pGraphics;
+ param.m_matrix.Concat(*pMatrix);
+ param.m_rtPart = m_rtBtn;
+ pTheme->DrawBackground(¶m);
+ }
+ return FWL_ERR_Succeeded;
+}
+FWL_ERR CFWL_ComboBoxImp::SetThemeProvider(IFWL_ThemeProvider *pThemeProvider)
+{
+ _FWL_RETURN_VALUE_IF_FAIL(pThemeProvider, FWL_ERR_Indefinite);
+ m_pProperties->m_pThemeProvider = pThemeProvider;
+ if (m_pListBox && pThemeProvider->IsValidWidget(m_pListBox)) {
+ m_pListBox->SetThemeProvider(pThemeProvider);
+ }
+ if (m_pEdit && pThemeProvider->IsValidWidget(m_pEdit)) {
+ m_pEdit->SetThemeProvider(pThemeProvider);
+ }
+ return FWL_ERR_Succeeded;
+}
+FX_INT32 CFWL_ComboBoxImp::GetCurSel()
+{
+ return m_iCurSel;
+}
+FWL_ERR CFWL_ComboBoxImp::SetCurSel(FX_INT32 iSel)
+{
+ FX_INT32 iCount = ((CFWL_ComboList*)((IFWL_TargetData*)m_pListBox)->GetData())->CountItems();
+ FX_BOOL bClearSel = iSel < 0 || iSel >= iCount;
+ FX_BOOL bDropDown = IsDropDownStyle();
+ if (bDropDown && m_pEdit) {
+ if (bClearSel) {
+ m_pEdit->SetText(CFX_WideString());
+ } else {
+ CFX_WideString wsText;
+ IFWL_ComboBoxDP *pData = (IFWL_ComboBoxDP *)m_pProperties->m_pDataProvider;
+ FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, iSel);
+ ((CFWL_ComboList*)((IFWL_TargetData*)m_pListBox)->GetData())->GetItemText(hItem, wsText);
+ m_pEdit->SetText(wsText);
+ }
+ m_pEdit->Update();
+ }
+ m_iCurSel = bClearSel ? -1 : iSel;
+ return FWL_ERR_Succeeded;
+}
+FWL_ERR CFWL_ComboBoxImp::SetStates(FX_DWORD dwStates, FX_BOOL bSet )
+{
+ FX_BOOL bIsDropDown = IsDropDownStyle();
+ if (bIsDropDown && m_pEdit) {
+ m_pEdit->SetStates(dwStates, bSet);
+ }
+ if (m_pListBox) {
+ m_pListBox->SetStates(dwStates, bSet);
+ }
+ return CFWL_WidgetImp::SetStates(dwStates, bSet);
+}
+FWL_ERR CFWL_ComboBoxImp::SetEditText(const CFX_WideString &wsText)
+{
+ _FWL_RETURN_VALUE_IF_FAIL(m_pEdit, FWL_ERR_Indefinite);
+ m_pEdit->SetText(wsText);
+ return m_pEdit->Update();
+}
+FX_INT32 CFWL_ComboBoxImp::GetEditTextLength() const
+{
+ _FWL_RETURN_VALUE_IF_FAIL(m_pEdit, -1);
+ return m_pEdit->GetTextLength();
+}
+FWL_ERR CFWL_ComboBoxImp::GetEditText(CFX_WideString &wsText, FX_INT32 nStart , FX_INT32 nCount ) const
+{
+ if (m_pEdit) {
+ return m_pEdit->GetText(wsText, nStart, nCount);
+ } else if (m_pListBox) {
+ IFWL_ComboBoxDP *pData = (IFWL_ComboBoxDP *)m_pProperties->m_pDataProvider;
+ FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, m_iCurSel);
+ return m_pListBox->GetItemText(hItem, wsText);
+ }
+ return FWL_ERR_Indefinite;
+}
+FWL_ERR CFWL_ComboBoxImp::SetEditSelRange(FX_INT32 nStart, FX_INT32 nCount )
+{
+ _FWL_RETURN_VALUE_IF_FAIL(m_pEdit, FWL_ERR_Indefinite);
+ ((CFWL_ComboEdit*)((IFWL_TargetData*)m_pEdit)->GetData())->ClearSelected();
+ m_pEdit->AddSelRange(nStart, nCount);
+ return FWL_ERR_Succeeded;
+}
+FX_INT32 CFWL_ComboBoxImp::GetEditSelRange(FX_INT32 nIndex, FX_INT32 &nStart)
+{
+ _FWL_RETURN_VALUE_IF_FAIL(m_pEdit, -1);
+ return m_pEdit->GetSelRange(nIndex, nStart);
+}
+FX_INT32 CFWL_ComboBoxImp::GetEditLimit()
+{
+ _FWL_RETURN_VALUE_IF_FAIL(m_pEdit, -1);
+ return m_pEdit->GetLimit();
+}
+FWL_ERR CFWL_ComboBoxImp::SetEditLimit(FX_INT32 nLimit)
+{
+ _FWL_RETURN_VALUE_IF_FAIL(m_pEdit, FWL_ERR_Indefinite);
+ return m_pEdit->SetLimit(nLimit);
+}
+FWL_ERR CFWL_ComboBoxImp::EditDoClipboard(FX_INT32 iCmd)
+{
+ _FWL_RETURN_VALUE_IF_FAIL(m_pEdit, FWL_ERR_Indefinite);
+ return m_pEdit->DoClipboard(iCmd);
+}
+FX_BOOL CFWL_ComboBoxImp::EditRedo(FX_BSTR bsRecord)
+{
+ _FWL_RETURN_VALUE_IF_FAIL(m_pEdit, FALSE);
+ return m_pEdit->Redo(bsRecord);
+}
+FX_BOOL CFWL_ComboBoxImp::EditUndo(FX_BSTR bsRecord)
+{
+ _FWL_RETURN_VALUE_IF_FAIL(m_pEdit, FALSE);
+ return m_pEdit->Undo(bsRecord);
+}
+IFWL_ListBox* CFWL_ComboBoxImp::GetListBoxt()
+{
+ _FWL_RETURN_VALUE_IF_FAIL(m_pListBox, FALSE);
+ return m_pListBox;
+}
+FX_BOOL CFWL_ComboBoxImp::AfterFocusShowDropList()
+{
+ if (!m_bNeedShowList) {
+ return FALSE;
+ }
+ if (m_pEdit) {
+ MatchEditText();
+ }
+ ShowDropList(TRUE);
+ m_bNeedShowList = FALSE;
+ return TRUE;
+}
+FX_ERR CFWL_ComboBoxImp::OpenDropDownList(FX_BOOL bActivate)
+{
+ ShowDropList(bActivate);
+ return FWL_ERR_Succeeded;
+}
+FX_BOOL CFWL_ComboBoxImp::EditCanUndo()
+{
+ return m_pEdit->CanUndo();
+}
+FX_BOOL CFWL_ComboBoxImp::EditCanRedo()
+{
+ return m_pEdit->CanRedo();
+}
+FX_BOOL CFWL_ComboBoxImp::EditUndo()
+{
+ return m_pEdit->Undo();
+}
+FX_BOOL CFWL_ComboBoxImp::EditRedo()
+{
+ return m_pEdit->Redo();
+}
+FX_BOOL CFWL_ComboBoxImp::EditCanCopy()
+{
+ return m_pEdit->CountSelRanges() > 0;
+}
+FX_BOOL CFWL_ComboBoxImp::EditCanCut()
+{
+ if (m_pEdit->GetStylesEx() & FWL_STYLEEXT_EDT_ReadOnly) {
+ return FALSE;
+ }
+ return m_pEdit->CountSelRanges() > 0;
+}
+FX_BOOL CFWL_ComboBoxImp::EditCanSelectAll()
+{
+ return m_pEdit->GetTextLength() > 0;
+}
+FX_BOOL CFWL_ComboBoxImp::EditCopy(CFX_WideString &wsCopy)
+{
+ return m_pEdit->Copy(wsCopy);
+}
+FX_BOOL CFWL_ComboBoxImp::EditCut(CFX_WideString &wsCut)
+{
+ return m_pEdit->Cut(wsCut);
+}
+FX_BOOL CFWL_ComboBoxImp::EditPaste(const CFX_WideString &wsPaste)
+{
+ return m_pEdit->Paste(wsPaste);
+}
+FX_BOOL CFWL_ComboBoxImp::EditSelectAll()
+{
+ return (m_pEdit->AddSelRange(0) == FWL_ERR_Succeeded) ? TRUE : FALSE;
+}
+FX_BOOL CFWL_ComboBoxImp::EditDelete()
+{
+ return (m_pEdit->ClearText() == FWL_ERR_Succeeded) ? TRUE : FALSE;
+}
+FX_BOOL CFWL_ComboBoxImp::EditDeSelect()
+{
+ return (m_pEdit->ClearSelections() == FWL_ERR_Succeeded) ? TRUE : FALSE;
+}
+FWL_ERR CFWL_ComboBoxImp::GetBBox(CFX_RectF &rect)
+{
+ if (m_pWidgetMgr->IsFormDisabled()) {
+ return DisForm_GetBBox(rect);
+ }
+ rect = m_pProperties->m_rtWidget;
+ if (m_pListBox && IsDropListShowed()) {
+ CFX_RectF rtList;
+ m_pListBox->GetWidgetRect(rtList);
+ rtList.Offset(rect.left, rect.top);
+ rect.Union(rtList);
+ }
+ return FWL_ERR_Succeeded;
+}
+FWL_ERR CFWL_ComboBoxImp::EditModifyStylesEx(FX_DWORD dwStylesExAdded,
+ FX_DWORD dwStylesExRemoved)
+{
+ if (m_pEdit != NULL) {
+ return m_pEdit->ModifyStylesEx(dwStylesExAdded, dwStylesExRemoved);
+ } else {
+ return FWL_ERR_Parameter_Invalid;
+ }
+}
+FX_FLOAT CFWL_ComboBoxImp::GetListHeight()
+{
+ return ((IFWL_ComboBoxDP*)m_pProperties->m_pDataProvider)->GetListHeight(m_pInterface);
+}
+void CFWL_ComboBoxImp::DrawStretchHandler(CFX_Graphics *pGraphics, const CFX_Matrix *pMatrix)
+{
+ CFWL_ThemeBackground param;
+ param.m_pGraphics = pGraphics;
+ param.m_iPart = FWL_PART_CMB_StretcgHandler;
+ param.m_dwStates = FWL_PARTSTATE_CMB_Normal;
+ param.m_pWidget = m_pInterface;
+ if (pMatrix) {
+ param.m_matrix.Concat(*pMatrix);
+ }
+ param.m_rtPart = m_rtHandler;
+ m_pProperties->m_pThemeProvider->DrawBackground(¶m);
+}
+void CFWL_ComboBoxImp::ShowDropList(FX_BOOL bActivate)
+{
+ if (m_pWidgetMgr->IsFormDisabled()) {
+ return DisForm_ShowDropList(bActivate);
+ }
+ FX_BOOL bDropList = IsDropListShowed();
+ if(bDropList == bActivate) {
+ return;
+ }
+ if (!m_pForm) {
+ InitProxyForm();
+ }
+ m_pListProxyDelegate->Reset();
+ if (bActivate) {
+ ((CFWL_ComboList*)((IFWL_TargetData*)m_pListBox)->GetData())->ChangeSelected(m_iCurSel);
+ ReSetListItemAlignment();
+ FX_DWORD dwStyleAdd = m_pProperties->m_dwStyleExes & (FWL_STYLEEXT_CMB_Sort | FWL_STYLEEXT_CMB_OwnerDraw);
+ m_pListBox->ModifyStylesEx(dwStyleAdd, 0);
+ m_pListBox->GetWidgetRect(m_rtList, TRUE);
+ FX_FLOAT fHeight = GetListHeight();
+ if (fHeight > 0) {
+ if (m_rtList.height > GetListHeight()) {
+ m_rtList.height = GetListHeight();
+ m_pListBox->ModifyStyles(FWL_WGTSTYLE_VScroll, 0);
+ }
+ }
+ CFX_RectF rtAnchor;
+ rtAnchor.Set(0,
+ 0,
+ m_pProperties->m_rtWidget.width,
+ m_pProperties->m_rtWidget.height);
+ FX_FLOAT fMinHeight = 0;
+ FX_FLOAT fMaxHeight = m_rtList.height;
+ if (m_rtList.width < m_rtClient.width) {
+ m_rtList.width = m_rtClient.width;
+ }
+ m_rtProxy = m_rtList;
+ if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CMB_ListDrag) {
+ m_rtProxy.height += m_fComboFormHandler;
+ }
+ GetPopupPos(fMinHeight, m_rtProxy.height, rtAnchor, m_rtProxy);
+ if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CMB_ListDrag) {
+ FX_FLOAT fx = 0;
+ FX_FLOAT fy = m_rtClient.top + m_rtClient.height / 2;
+ TransformTo(NULL, fx, fy);
+ m_bUpFormHandler = fy > m_rtProxy.top;
+ if (m_bUpFormHandler) {
+ m_rtHandler.Set(0, 0, m_rtList.width, m_fComboFormHandler);
+ m_rtList.top = m_fComboFormHandler;
+ } else {
+ m_rtHandler.Set(0, m_rtList.height, m_rtList.width, m_fComboFormHandler);
+ }
+ }
+ m_pForm->SetWidgetRect(m_rtProxy);
+ m_pForm->Update();
+ m_pListBox->SetWidgetRect(m_rtList);
+ m_pListBox->Update();
+ CFWL_EvtCmbPreDropDown ev;
+ ev.m_pSrcTarget = m_pInterface;
+ DispatchEvent(&ev);
+ m_fItemHeight = ((CFWL_ComboList*)((IFWL_TargetData*)m_pListBox)->GetData())->m_fItemHeight;
+ ((CFWL_ComboList*)((IFWL_TargetData*)m_pListBox)->GetData())->SetFocus(TRUE);
+ m_pForm->DoModal();
+ ((CFWL_ComboList*)((IFWL_TargetData*)m_pListBox)->GetData())->SetFocus(FALSE);
+ } else {
+ m_pForm->EndDoModal();
+ CFWL_EvtCmbCloseUp ev;
+ ev.m_pSrcTarget = m_pInterface;
+ DispatchEvent(&ev);
+ m_bLButtonDown = FALSE;
+ ((CFWL_ComboList*)((IFWL_TargetData*)m_pListBox)->GetData())->m_bNotifyOwner = TRUE;
+ SetFocus(TRUE);
+ }
+}
+FX_BOOL CFWL_ComboBoxImp::IsDropListShowed()
+{
+ return m_pForm && !(m_pForm->GetStates() & FWL_WGTSTATE_Invisible);
+}
+FX_BOOL CFWL_ComboBoxImp::IsDropDownStyle() const
+{
+ return m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CMB_DropDown;
+}
+void CFWL_ComboBoxImp::MatchEditText()
+{
+ CFX_WideString wsText;
+ m_pEdit->GetText(wsText);
+ FX_INT32 iMatch = ((CFWL_ComboList*)((IFWL_TargetData*)m_pListBox)->GetData())->MatchItem(wsText);
+ if (iMatch != m_iCurSel) {
+ ((CFWL_ComboList*)((IFWL_TargetData*)m_pListBox)->GetData())->ChangeSelected(iMatch);
+ if (iMatch >= 0) {
+ SynchrEditText(iMatch);
+ }
+ } else if (iMatch >= 0) {
+ ((CFWL_ComboEdit*)((IFWL_TargetData*)m_pEdit)->GetData())->SetSelected();
+ }
+ m_iCurSel = iMatch;
+}
+void CFWL_ComboBoxImp::SynchrEditText(FX_INT32 iListItem)
+{
+ CFX_WideString wsText;
+ IFWL_ComboBoxDP *pData = (IFWL_ComboBoxDP *)m_pProperties->m_pDataProvider;
+ FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, iListItem);
+ ((CFWL_ComboList*)((IFWL_TargetData*)m_pListBox)->GetData())->GetItemText(hItem, wsText);
+ m_pEdit->SetText(wsText);
+ m_pEdit->Update();
+ ((CFWL_ComboEdit*)((IFWL_TargetData*)m_pEdit)->GetData())->SetSelected();
+}
+void CFWL_ComboBoxImp::Layout()
+{
+ if (m_pWidgetMgr->IsFormDisabled()) {
+ return DisForm_Layout();
+ }
+ GetClientRect(m_rtClient);
+ FX_FLOAT *pFWidth = (FX_FLOAT*)GetThemeCapacity(FWL_WGTCAPACITY_ScrollBarWidth);
+ _FWL_RETURN_IF_FAIL(pFWidth);
+ FX_FLOAT fBtn = *pFWidth;
+ m_rtBtn.Set(m_rtClient.right() - fBtn, m_rtClient.top, fBtn, m_rtClient.height);
+ FX_BOOL bIsDropDown = IsDropDownStyle();
+ if (bIsDropDown && m_pEdit) {
+ CFX_RectF rtEdit;
+ rtEdit.Set(m_rtClient.left, m_rtClient.top, m_rtClient.width - fBtn, m_rtClient.height);
+ m_pEdit->SetWidgetRect(rtEdit);
+ if (m_iCurSel >= 0) {
+ CFX_WideString wsText;
+ IFWL_ComboBoxDP *pData = (IFWL_ComboBoxDP *)m_pProperties->m_pDataProvider;
+ FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, m_iCurSel);
+ ((CFWL_ComboList*)((IFWL_TargetData*)m_pListBox)->GetData())->GetItemText(hItem, wsText);
+ m_pEdit->LockUpdate();
+ m_pEdit->SetText(wsText);
+ m_pEdit->UnlockUpdate();
+ }
+ m_pEdit->Update();
+ }
+}
+void CFWL_ComboBoxImp::ReSetTheme()
+{
+ IFWL_ThemeProvider *pTheme = m_pProperties->m_pThemeProvider;
+ if (!pTheme) {
+ pTheme = GetAvailableTheme();
+ m_pProperties->m_pThemeProvider = pTheme;
+ }
+ if (m_pListBox) {
+ if (!m_pListBox->GetThemeProvider() && pTheme->IsValidWidget(m_pListBox)) {
+ m_pListBox->SetThemeProvider(pTheme);
+ }
+ }
+ if (m_pEdit) {
+ if (!m_pEdit->GetThemeProvider() && pTheme->IsValidWidget(m_pEdit)) {
+ m_pEdit->SetThemeProvider(pTheme);
+ }
+ }
+}
+void CFWL_ComboBoxImp::ReSetEditAlignment()
+{
+ _FWL_RETURN_IF_FAIL(m_pEdit);
+ FX_DWORD dwStylExes = m_pProperties->m_dwStyleExes;
+ FX_DWORD dwAdd = 0;
+ switch (dwStylExes & FWL_STYLEEXT_CMB_EditHAlignMask) {
+ case FWL_STYLEEXT_CMB_EditHCenter: {
+ dwAdd |= FWL_STYLEEXT_EDT_HCenter;
+ break;
+ }
+ case FWL_STYLEEXT_CMB_EditHFar: {
+ dwAdd |= FWL_STYLEEXT_EDT_HFar;
+ break;
+ }
+ default: {
+ dwAdd |= FWL_STYLEEXT_EDT_HNear;
+ }
+ }
+ switch (dwStylExes & FWL_STYLEEXT_CMB_EditVAlignMask) {
+ case FWL_STYLEEXT_CMB_EditVCenter: {
+ dwAdd |= FWL_STYLEEXT_EDT_VCenter;
+ break;
+ }
+ case FWL_STYLEEXT_CMB_EditVFar: {
+ dwAdd |= FWL_STYLEEXT_EDT_VFar;
+ break;
+ }
+ default: {
+ dwAdd |= FWL_STYLEEXT_EDT_VNear;
+ }
+ }
+ if (dwStylExes & FWL_STYLEEXT_CMB_EditJustified) {
+ dwAdd |= FWL_STYLEEXT_EDT_Justified;
+ }
+ if (dwStylExes & FWL_STYLEEXT_CMB_EditDistributed) {
+ dwAdd |= FWL_STYLEEXT_EDT_Distributed;
+ }
+ m_pEdit->ModifyStylesEx(dwAdd, FWL_STYLEEXT_EDT_HAlignMask |
+ FWL_STYLEEXT_EDT_HAlignModeMask |
+ FWL_STYLEEXT_EDT_VAlignMask);
+}
+void CFWL_ComboBoxImp::ReSetListItemAlignment()
+{
+ _FWL_RETURN_IF_FAIL(m_pListBox);
+ FX_DWORD dwStylExes = m_pProperties->m_dwStyleExes;
+ FX_DWORD dwAdd = 0;
+ switch (dwStylExes & FWL_STYLEEXT_CMB_ListItemAlignMask) {
+ case FWL_STYLEEXT_CMB_ListItemCenterAlign: {
+ dwAdd |= FWL_STYLEEXT_LTB_CenterAlign;
+ }
+ case FWL_STYLEEXT_CMB_ListItemRightAlign: {
+ dwAdd |= FWL_STYLEEXT_LTB_RightAlign;
+ }
+ default: {
+ dwAdd |= FWL_STYLEEXT_LTB_LeftAlign;
+ }
+ }
+ m_pListBox->ModifyStylesEx(dwAdd, FWL_STYLEEXT_CMB_ListItemAlignMask);
+}
+void CFWL_ComboBoxImp::ProcessSelChanged(FX_BOOL bLButtonUp)
+{
+ IFWL_ComboBoxDP *pDatas = (IFWL_ComboBoxDP*)m_pProperties->m_pDataProvider;
+ m_iCurSel = pDatas->GetItemIndex(m_pInterface, m_pListBox->GetSelItem(0));
+ FX_BOOL bDropDown = IsDropDownStyle();
+ if (bDropDown) {
+ IFWL_ComboBoxDP *pData = (IFWL_ComboBoxDP*)m_pProperties->m_pDataProvider;
+ FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, m_iCurSel);
+ if (hItem) {
+ CFX_WideString wsText;
+ pData->GetItemText(m_pInterface, hItem, wsText);
+ if (m_pEdit) {
+ m_pEdit->SetText(wsText);
+ m_pEdit->Update();
+ ((CFWL_ComboEdit*)((IFWL_TargetData*)m_pEdit)->GetData())->SetSelected();
+ }
+ CFWL_EvtCmbSelChanged ev;
+ ev.bLButtonUp = bLButtonUp;
+ ev.m_pSrcTarget = m_pInterface;
+ ev.iArraySels.Add(m_iCurSel);
+ DispatchEvent(&ev);
+ }
+ } else {
+ Repaint(&m_rtClient);
+ }
+}
+void CFWL_ComboBoxImp::InitProxyForm()
+{
+ _FWL_RETURN_IF_FAIL(!m_pForm);
+ _FWL_RETURN_IF_FAIL(m_pListBox);
+ CFWL_WidgetImpProperties propForm;
+ propForm.m_pOwner = m_pInterface;
+ propForm.m_dwStyles = FWL_WGTSTYLE_Popup;
+ propForm.m_dwStates = FWL_WGTSTATE_Invisible;
+ m_pProxy = FX_NEW CFWL_FormProxyImp(propForm, m_pListBox);
+ m_pForm = IFWL_Form::Create();
+ m_pProxy->SetInterface(m_pForm);
+ ((IFWL_TargetData*)m_pForm)->SetData(m_pProxy);
+ m_pProxy->Initialize();
+ m_pListBox->SetParent((IFWL_Widget*)m_pForm);
+ m_pListProxyDelegate = FX_NEW CFWL_ComboProxyImpDelegate(m_pForm, this);
+ m_pProxy->SetDelegate((IFWL_WidgetDelegate*)m_pListProxyDelegate);
+}
+FWL_ERR CFWL_ComboBoxImp::DisForm_Initialize()
+{
+ _FWL_ERR_CHECK_RETURN_VALUE_IF_FAIL(CFWL_WidgetImp::Initialize(), FWL_WGTSTATE_Invisible);
+ m_pDelegate = (IFWL_WidgetDelegate*)FX_NEW CFWL_ComboBoxImpDelegate(this);
+ DisForm_InitComboList();
+ DisForm_InitComboEdit();
+ return FWL_ERR_Succeeded;
+}
+void CFWL_ComboBoxImp::DisForm_InitComboList()
+{
+ if (m_pListBox) {
+ return;
+ }
+ CFWL_WidgetImpProperties prop;
+ prop.m_pParent = (IFWL_Widget*)this->m_pInterface;
+ prop.m_dwStyles = FWL_WGTSTYLE_Border | FWL_WGTSTYLE_VScroll;
+ prop.m_dwStates = FWL_WGTSTATE_Invisible;
+ prop.m_pDataProvider = m_pProperties->m_pDataProvider;
+ prop.m_pThemeProvider = m_pProperties->m_pThemeProvider;
+ CFWL_ComboList *pList = FX_NEW CFWL_ComboList(prop, m_pInterface);
+ m_pListBox = IFWL_ListBox::Create();
+ pList->SetInterface(m_pListBox);
+ ((IFWL_TargetData*)m_pListBox)->SetData(pList);
+ pList->Initialize();
+}
+void CFWL_ComboBoxImp::DisForm_InitComboEdit()
+{
+ if (m_pEdit) {
+ return;
+ }
+ CFWL_WidgetImpProperties prop;
+ prop.m_pParent = (IFWL_Widget*)this->m_pInterface;
+ prop.m_pThemeProvider = m_pProperties->m_pThemeProvider;
+ if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CMB_DropDown) == 0) {
+ }
+ CFWL_ComboEdit *pEdit = FX_NEW CFWL_ComboEdit(prop, m_pInterface);
+ m_pEdit = IFWL_Edit::Create();
+ pEdit->SetInterface(m_pEdit);
+ ((IFWL_TargetData*)m_pEdit)->SetData(pEdit);
+ pEdit->Initialize();
+ pEdit->SetOuter(m_pInterface);
+}
+void CFWL_ComboBoxImp::DisForm_ShowDropList(FX_BOOL bActivate)
+{
+ FX_BOOL bDropList = DisForm_IsDropListShowed();
+ if(bDropList == bActivate) {
+ return;
+ }
+ if (bActivate) {
+ CFWL_EvtCmbPreDropDown preEvent;
+ preEvent.m_pSrcTarget = m_pInterface;
+ DispatchEvent(&preEvent);
+ CFWL_ComboList* pComboList = (CFWL_ComboList*)(((IFWL_TargetData*)m_pListBox)->GetData());
+ FX_INT32 iItems = pComboList->CountItems();
+ if (iItems < 1) {
+ return;
+ }
+ ReSetListItemAlignment();
+ pComboList->ChangeSelected(m_iCurSel);
+ FX_FLOAT fItemHeight = pComboList->GetItemHeigt();
+ FX_FLOAT fBorder = GetBorderSize();
+ FX_DWORD nWhere = 0;
+ FX_FLOAT fPopupRet = 0.0f;
+ FX_FLOAT fPopupMin = 0.0f;
+ if (iItems > 3) {
+ fPopupMin = fItemHeight * 3 + fBorder * 2;
+ }
+ FX_FLOAT fPopupMax = fItemHeight * iItems + fBorder * 2;
+ CFX_RectF rtList;
+ rtList.left = m_rtClient.left;
+ rtList.width = m_pProperties->m_rtWidget.width;
+ rtList.top = 0;
+ rtList.height = 0;
+ GetPopupPos(fPopupMin, fPopupMax, m_pProperties->m_rtWidget, rtList);
+ m_pListBox->SetWidgetRect(rtList);
+ m_pListBox->Update();
+ } else {
+ SetFocus(TRUE);
+ }
+ m_pListBox->SetStates(FWL_WGTSTATE_Invisible, !bActivate);
+ if (bActivate) {
+ CFWL_EvtCmbPostDropDown postEvent;
+ postEvent.m_pSrcTarget = m_pInterface;
+ DispatchEvent(&postEvent);
+ }
+ CFX_RectF rect;
+ m_pListBox->GetWidgetRect(rect);
+ rect.Inflate(2, 2);
+ Repaint(&rect);
+}
+FX_BOOL CFWL_ComboBoxImp::DisForm_IsDropListShowed()
+{
+ return !(m_pListBox->GetStates() & FWL_WGTSTATE_Invisible);
+}
+FWL_ERR CFWL_ComboBoxImp::DisForm_ModifyStylesEx(FX_DWORD dwStylesExAdded, FX_DWORD dwStylesExRemoved)
+{
+ if (!m_pEdit) {
+ DisForm_InitComboEdit();
+ }
+ FX_BOOL bAddDropDown = dwStylesExAdded & FWL_STYLEEXT_CMB_DropDown;
+ FX_BOOL bDelDropDown = dwStylesExRemoved & FWL_STYLEEXT_CMB_DropDown;
+ dwStylesExRemoved &= ~FWL_STYLEEXT_CMB_DropDown;
+ m_pProperties->m_dwStyleExes |= FWL_STYLEEXT_CMB_DropDown;
+ if (bAddDropDown) {
+ m_pEdit->ModifyStylesEx(0, FWL_STYLEEXT_EDT_ReadOnly);
+ } else if (bDelDropDown) {
+ m_pEdit->ModifyStylesEx(FWL_STYLEEXT_EDT_ReadOnly, 0);
+ }
+ return CFWL_WidgetImp::ModifyStylesEx(dwStylesExAdded, dwStylesExRemoved);
+}
+FWL_ERR CFWL_ComboBoxImp::DisForm_Update()
+{
+ if (m_iLock) {
+ return FWL_ERR_Indefinite;
+ }
+ if (m_pEdit) {
+ ReSetEditAlignment();
+ }
+ ReSetTheme();
+ Layout();
+ return FWL_ERR_Succeeded;
+}
+FX_DWORD CFWL_ComboBoxImp::DisForm_HitTest(FX_FLOAT fx, FX_FLOAT fy)
+{
+ CFX_RectF rect;
+ rect.Set(0,
+ 0,
+ m_pProperties->m_rtWidget.width - m_rtBtn.width,
+ m_pProperties->m_rtWidget.height);
+ if (rect.Contains(fx, fy)) {
+ return FWL_WGTHITTEST_Edit;
+ }
+ if (m_rtBtn.Contains(fx, fy)) {
+ return FWL_WGTHITTEST_Client;
+ }
+ if (DisForm_IsDropListShowed()) {
+ m_pListBox->GetWidgetRect(rect);
+ if (rect.Contains(fx, fy)) {
+ return FWL_WGTHITTEST_Client;
+ }
+ }
+ return FWL_WGTHITTEST_Unknown;
+}
+FWL_ERR CFWL_ComboBoxImp::DisForm_DrawWidget(CFX_Graphics *pGraphics, const CFX_Matrix *pMatrix)
+{
+ IFWL_ThemeProvider *pTheme = m_pProperties->m_pThemeProvider;
+ CFX_Matrix mtOrg;
+ mtOrg.Set(1, 0, 0, 1, 0, 0);
+ if (pMatrix) {
+ mtOrg = *pMatrix;
+ }
+ FX_BOOL bListShowed = m_pListBox && DisForm_IsDropListShowed();
+ pGraphics->SaveGraphState();
+ pGraphics->ConcatMatrix(&mtOrg);
+ if (!m_rtBtn.IsEmpty(0.1f)) {
+ CFWL_ThemeBackground param;
+ param.m_pWidget = (IFWL_Widget*)this->m_pInterface;
+ param.m_iPart = FWL_PART_CMB_DropDownButton;
+ param.m_dwStates = m_iBtnState;
+ param.m_pGraphics = pGraphics;
+ param.m_rtPart = m_rtBtn;
+ pTheme->DrawBackground(¶m);
+ }
+ pGraphics->RestoreGraphState();
+ if (m_pEdit) {
+ CFX_RectF rtEdit;
+ m_pEdit->GetWidgetRect(rtEdit);
+ CFX_Matrix mt;
+ mt.Set(1, 0, 0, 1, rtEdit.left, rtEdit.top);
+ mt.Concat(mtOrg);
+ m_pEdit->DrawWidget(pGraphics, &mt);
+ }
+ if (bListShowed) {
+ CFX_RectF rtList;
+ m_pListBox->GetWidgetRect(rtList);
+ CFX_Matrix mt;
+ mt.Set(1, 0, 0, 1, rtList.left, rtList.top);
+ mt.Concat(mtOrg);
+ m_pListBox->DrawWidget(pGraphics, &mt);
+ }
+ return FWL_ERR_Succeeded;
+}
+FWL_ERR CFWL_ComboBoxImp::DisForm_GetBBox(CFX_RectF &rect)
+{
+ rect = m_pProperties->m_rtWidget;
+ if (m_pListBox && DisForm_IsDropListShowed()) {
+ CFX_RectF rtList;
+ m_pListBox->GetWidgetRect(rtList);
+ rtList.Offset(rect.left, rect.top);
+ rect.Union(rtList);
+ }
+ return FWL_ERR_Succeeded;
+}
+void CFWL_ComboBoxImp::DisForm_Layout()
+{
+ GetClientRect(m_rtClient);
+ m_rtContent = m_rtClient;
+ FX_FLOAT *pFWidth = (FX_FLOAT*)GetThemeCapacity(FWL_WGTCAPACITY_ScrollBarWidth);
+ _FWL_RETURN_IF_FAIL(pFWidth);
+ FX_FLOAT borderWidth = 0;
+ {
+ borderWidth = FWL_PART_CMB_Border;
+ }
+ FX_FLOAT fBtn = *pFWidth;
+ if (!(this->GetStylesEx() & FWL_STYLEEXT_CMB_ReadOnly)) {
+ m_rtBtn.Set(m_rtClient.right() - fBtn, m_rtClient.top + borderWidth,
+ fBtn - borderWidth, m_rtClient.height - 2 * borderWidth);
+ }
+ CFX_RectF* pUIMargin = (CFX_RectF*)GetThemeCapacity(FWL_WGTCAPACITY_UIMargin);
+ if (pUIMargin) {
+ m_rtContent.Deflate(pUIMargin->left, pUIMargin->top, pUIMargin->width, pUIMargin->height);
+ }
+ FX_BOOL bIsDropDown = IsDropDownStyle();
+ if (bIsDropDown && m_pEdit) {
+ CFX_RectF rtEdit;
+ rtEdit.Set(m_rtContent.left,
+ m_rtContent.top, m_rtContent.width - fBtn, m_rtContent.height);
+ m_pEdit->SetWidgetRect(rtEdit);
+ if (m_iCurSel >= 0) {
+ CFX_WideString wsText;
+ IFWL_ComboBoxDP *pData = (IFWL_ComboBoxDP *)m_pProperties->m_pDataProvider;
+ FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, m_iCurSel);
+ ((CFWL_ComboList*)((IFWL_TargetData*)m_pListBox)->GetData())->GetItemText(hItem, wsText);
+ m_pEdit->LockUpdate();
+ m_pEdit->SetText(wsText);
+ m_pEdit->UnlockUpdate();
+ }
+ m_pEdit->Update();
+ }
+}
+CFWL_ComboBoxImpDelegate::CFWL_ComboBoxImpDelegate(CFWL_ComboBoxImp *pOwner)
+ : m_pOwner(pOwner)
+{
+}
+FX_INT32 CFWL_ComboBoxImpDelegate::OnProcessMessage(CFWL_Message *pMessage)
+{
+ if (m_pOwner->m_pWidgetMgr->IsFormDisabled()) {
+ return DisForm_OnProcessMessage(pMessage);
+ }
+ _FWL_RETURN_VALUE_IF_FAIL(pMessage, 0);
+ FX_DWORD dwMsgCode = pMessage->GetClassID();
+ FX_BOOL iRet = 1;
+ switch (dwMsgCode) {
+ case FWL_MSGHASH_SetFocus:
+ case FWL_MSGHASH_KillFocus: {
+ OnFocusChanged(pMessage, dwMsgCode == FWL_MSGHASH_SetFocus);
+ break;
+ }
+ case FWL_MSGHASH_Mouse: {
+ CFWL_MsgMouse *pMsg = (CFWL_MsgMouse*)pMessage;
+ FX_DWORD dwCmd = pMsg->m_dwCmd;
+ switch(dwCmd) {
+ case FWL_MSGMOUSECMD_LButtonDown: {
+ OnLButtonDown(pMsg);
+ break;
+ }
+ case FWL_MSGMOUSECMD_LButtonUp: {
+ OnLButtonUp(pMsg);
+ break;
+ }
+ case FWL_MSGMOUSECMD_MouseMove: {
+ OnMouseMove(pMsg);
+ break;
+ }
+ case FWL_MSGMOUSECMD_MouseLeave: {
+ OnMouseLeave(pMsg);
+ break;
+ }
+ default: {
+ }
+ }
+ break;
+ }
+ case FWL_MSGHASH_Key: {
+ OnKey((CFWL_MsgKey*)pMessage);
+ break;
+ }
+ default: {
+ iRet = 0;
+ }
+ }
+ CFWL_WidgetImpDelegate::OnProcessMessage(pMessage);
+ return iRet;
+}
+FWL_ERR CFWL_ComboBoxImpDelegate::OnProcessEvent(CFWL_Event *pEvent)
+{
+ FX_DWORD dwFlag = pEvent->GetClassID();
+ if (dwFlag == FWL_EVTHASH_LTB_DrawItem) {
+ CFWL_EvtCmbDrawItem pTemp;
+ pTemp.m_pSrcTarget = m_pOwner->m_pInterface;
+ pTemp.m_pGraphics = ((CFWL_EvtLtbDrawItem *)pEvent)->m_pGraphics;
+ pTemp.m_index = ((CFWL_EvtLtbDrawItem *)pEvent)->m_index;
+ pTemp.m_rtItem = ((CFWL_EvtLtbDrawItem *)pEvent)->m_rect;
+ m_pOwner->DispatchEvent(&pTemp);
+ } else if (dwFlag == FWL_EVTHASH_Scroll) {
+ FX_DWORD dwScrollCode = ((CFWL_EvtScroll*)pEvent)->m_iScrollCode;
+ FX_FLOAT fPos = ((CFWL_EvtScroll*)pEvent)->m_fPos;
+ CFWL_EvtScroll pScrollEv;
+ pScrollEv.m_pSrcTarget = m_pOwner->m_pInterface;
+ pScrollEv.m_iScrollCode = dwScrollCode;
+ pScrollEv.m_fPos = fPos;
+ m_pOwner->DispatchEvent(&pScrollEv);
+ } else if (dwFlag == FWL_EVTHASH_EDT_TextChanged) {
+ CFWL_EvtCmbEditChanged pTemp;
+ pTemp.m_pSrcTarget = m_pOwner->m_pInterface;
+ pTemp.wsInsert = ((CFWL_EvtEdtTextChanged *)pEvent)->wsInsert;
+ pTemp.wsDelete = ((CFWL_EvtEdtTextChanged *)pEvent)->wsDelete;
+ pTemp.nChangeType = ((CFWL_EvtEdtTextChanged *)pEvent)->nChangeType;
+ m_pOwner->DispatchEvent(&pTemp);
+ }
+ return FWL_ERR_Succeeded;
+}
+FWL_ERR CFWL_ComboBoxImpDelegate::OnDrawWidget(CFX_Graphics *pGraphics, const CFX_Matrix *pMatrix)
+{
+ return m_pOwner->DrawWidget(pGraphics, pMatrix);
+}
+void CFWL_ComboBoxImpDelegate::OnFocusChanged(CFWL_Message *pMsg, FX_BOOL bSet )
+{
+ IFWL_Target *pDstTarget = pMsg->m_pDstTarget;
+ IFWL_Target *pSrcTarget = pMsg->m_pSrcTarget;
+ FX_BOOL bDropDown = m_pOwner->IsDropDownStyle();
+ if (bSet) {
+ m_pOwner->m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused;
+ if (bDropDown && pSrcTarget != (IFWL_Widget*)m_pOwner->m_pListBox) {
+ _FWL_RETURN_IF_FAIL(m_pOwner->m_pEdit);
+ ((CFWL_ComboEdit*)((IFWL_TargetData*)m_pOwner->m_pEdit)->GetData())->SetSelected();
+ } else {
+ m_pOwner->Repaint(&m_pOwner->m_rtClient);
+ }
+ } else {
+ m_pOwner->m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused;
+ if (bDropDown && pDstTarget != (IFWL_Widget*)m_pOwner->m_pListBox) {
+ _FWL_RETURN_IF_FAIL(m_pOwner->m_pEdit);
+ ((CFWL_ComboEdit*)((IFWL_TargetData*)m_pOwner->m_pEdit)->GetData())->FlagFocus(FALSE);
+ ((CFWL_ComboEdit*)((IFWL_TargetData*)m_pOwner->m_pEdit)->GetData())->ClearSelected();
+ } else {
+ m_pOwner->Repaint(&m_pOwner->m_rtClient);
+ }
+ }
+}
+void CFWL_ComboBoxImpDelegate::OnLButtonDown(CFWL_MsgMouse *pMsg)
+{
+ if (m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) {
+ return;
+ }
+ FX_BOOL bDropDown = m_pOwner->IsDropDownStyle();
+ CFX_RectF& rtBtn = bDropDown ? m_pOwner->m_rtBtn : m_pOwner->m_rtClient;
+ FX_BOOL bClickBtn = rtBtn.Contains(pMsg->m_fx, pMsg->m_fy);
+ if (bClickBtn) {
+ if (bDropDown && m_pOwner->m_pEdit) {
+ m_pOwner->MatchEditText();
+ }
+ m_pOwner->m_bLButtonDown = TRUE;
+ m_pOwner->m_iBtnState = FWL_PARTSTATE_CMB_Pressed;
+ m_pOwner->Repaint(&m_pOwner->m_rtClient);
+ m_pOwner->ShowDropList(TRUE);
+ m_pOwner->m_iBtnState = FWL_PARTSTATE_CMB_Normal;
+ m_pOwner->Repaint(&m_pOwner->m_rtClient);
+ }
+}
+void CFWL_ComboBoxImpDelegate::OnLButtonUp(CFWL_MsgMouse *pMsg)
+{
+ m_pOwner->m_bLButtonDown = FALSE;
+ if (m_pOwner->m_rtBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
+ m_pOwner->m_iBtnState = FWL_PARTSTATE_CMB_Hovered;
+ } else {
+ m_pOwner->m_iBtnState = FWL_PARTSTATE_CMB_Normal;
+ }
+ m_pOwner->Repaint(&m_pOwner->m_rtBtn);
+}
+void CFWL_ComboBoxImpDelegate::OnMouseMove(CFWL_MsgMouse *pMsg)
+{
+ FX_INT32 iOldState = m_pOwner->m_iBtnState;
+ if (m_pOwner->m_rtBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
+ m_pOwner->m_iBtnState = m_pOwner->m_bLButtonDown ? FWL_PARTSTATE_CMB_Pressed : FWL_PARTSTATE_CMB_Hovered;
+ } else {
+ m_pOwner->m_iBtnState = FWL_PARTSTATE_CMB_Normal;
+ }
+ if ( (iOldState != m_pOwner->m_iBtnState) &&
+ !((m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) == FWL_WGTSTATE_Disabled)) {
+ m_pOwner->Repaint(&m_pOwner->m_rtBtn);
+ }
+}
+void CFWL_ComboBoxImpDelegate::OnMouseLeave(CFWL_MsgMouse *pMsg)
+{
+ if (!m_pOwner->IsDropListShowed() &&
+ !((m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) == FWL_WGTSTATE_Disabled)) {
+ m_pOwner->m_iBtnState = FWL_PARTSTATE_CMB_Normal;
+ m_pOwner->Repaint(&m_pOwner->m_rtBtn);
+ }
+}
+void CFWL_ComboBoxImpDelegate::OnKey(CFWL_MsgKey *pMsg)
+{
+ FX_DWORD dwKeyCode = pMsg->m_dwKeyCode;
+ if (dwKeyCode == FWL_VKEY_Tab) {
+ m_pOwner->DispatchKeyEvent(pMsg);
+ return;
+ }
+ FX_BOOL bSubCtrlKey = pMsg->m_pDstTarget == m_pOwner->m_pInterface;
+ if (bSubCtrlKey) {
+ DoSubCtrlKey(pMsg);
+ }
+}
+void CFWL_ComboBoxImpDelegate::DoSubCtrlKey(CFWL_MsgKey *pMsg)
+{
+ FX_DWORD dwKeyCode = pMsg->m_dwKeyCode;
+ FX_BOOL bUp = dwKeyCode == FWL_VKEY_Up;
+ FX_BOOL bDown = dwKeyCode == FWL_VKEY_Down;
+ if (bUp || bDown) {
+ FX_INT32 iCount = ((CFWL_ComboList*)((IFWL_TargetData*)m_pOwner->m_pListBox)->GetData())->CountItems();
+ if (iCount < 1) {
+ return;
+ }
+ FX_BOOL bMatchEqual = FALSE;
+ FX_INT32 iCurSel = m_pOwner->m_iCurSel;
+ FX_BOOL bDropDown = m_pOwner->IsDropDownStyle();
+ if (bDropDown && m_pOwner->m_pEdit) {
+ CFX_WideString wsText;
+ m_pOwner->m_pEdit->GetText(wsText);
+ iCurSel = ((CFWL_ComboList*)((IFWL_TargetData*)m_pOwner->m_pListBox)->GetData())->MatchItem(wsText);
+ if (iCurSel >= 0) {
+ CFX_WideString wsTemp;
+ IFWL_ComboBoxDP *pData = (IFWL_ComboBoxDP *)m_pOwner->m_pProperties->m_pDataProvider;
+ FWL_HLISTITEM hItem = pData->GetItem(m_pOwner->m_pInterface, iCurSel);
+ ((CFWL_ComboList*)((IFWL_TargetData*)m_pOwner->m_pListBox)->GetData())->GetItemText(hItem, wsTemp);
+ bMatchEqual = wsText.Equal(wsTemp);
+ }
+ }
+ if (iCurSel < 0) {
+ iCurSel = 0;
+ } else if (!bDropDown || bMatchEqual) {
+ if ((bUp && iCurSel == 0) || (bDown && iCurSel == iCount - 1)) {
+ return;
+ }
+ if (bUp) {
+ iCurSel --;
+ } else {
+ iCurSel ++;
+ }
+ }
+ m_pOwner->m_iCurSel = iCurSel;
+ if (bDropDown && m_pOwner->m_pEdit) {
+ m_pOwner->SynchrEditText(m_pOwner->m_iCurSel);
+ } else {
+ m_pOwner->Repaint(&m_pOwner->m_rtClient);
+ }
+ return;
+ }
+ FX_BOOL bDropDown = m_pOwner->IsDropDownStyle();
+ if (bDropDown) {
+ IFWL_WidgetDelegate *pDelegate = m_pOwner->m_pEdit->SetDelegate(NULL);
+ pDelegate->OnProcessMessage(pMsg);
+ }
+}
+FX_INT32 CFWL_ComboBoxImpDelegate::DisForm_OnProcessMessage(CFWL_Message *pMessage)
+{
+ _FWL_RETURN_VALUE_IF_FAIL(pMessage, 0);
+ FX_DWORD dwMsgCode = pMessage->GetClassID();
+ FX_BOOL backDefault = TRUE;
+ switch (dwMsgCode) {
+ case FWL_MSGHASH_SetFocus:
+ case FWL_MSGHASH_KillFocus: {
+ backDefault = FALSE;
+ DisForm_OnFocusChanged(pMessage, dwMsgCode == FWL_MSGHASH_SetFocus);
+ break;
+ }
+ case FWL_MSGHASH_Mouse: {
+ backDefault = FALSE;
+ CFWL_MsgMouse *pMsg = (CFWL_MsgMouse*)pMessage;
+ FX_DWORD dwCmd = pMsg->m_dwCmd;
+ switch(dwCmd) {
+ case FWL_MSGMOUSECMD_LButtonDown: {
+ DisForm_OnLButtonDown(pMsg);
+ break;
+ }
+ case FWL_MSGMOUSECMD_LButtonUp: {
+ OnLButtonUp(pMsg);
+ break;
+ }
+ default: {
+ }
+ }
+ break;
+ }
+ case FWL_MSGHASH_Key: {
+ backDefault = FALSE;
+ CFWL_MsgKey *pKey = (CFWL_MsgKey*)pMessage;
+ if (pKey->m_dwCmd == FWL_MSGKEYCMD_KeyUp) {
+ break;
+ }
+ if (m_pOwner->DisForm_IsDropListShowed() && pKey->m_dwCmd == FWL_MSGKEYCMD_KeyDown) {
+ FX_DWORD dwKeyCode = pKey->m_dwKeyCode;
+ FX_BOOL bListKey = dwKeyCode == FWL_VKEY_Up ||
+ dwKeyCode == FWL_VKEY_Down ||
+ dwKeyCode == FWL_VKEY_Return ||
+ dwKeyCode == FWL_VKEY_Escape;
+ if (bListKey) {
+ IFWL_WidgetDelegate *pDelegate = m_pOwner->m_pListBox->SetDelegate(NULL);
+ pDelegate->OnProcessMessage(pMessage);
+ break;
+ }
+ }
+ DisForm_OnKey((CFWL_MsgKey*)pMessage);
+ break;
+ }
+ default: {
+ }
+ }
+ if (!backDefault) {
+ return 1;
+ }
+ return CFWL_WidgetImpDelegate::OnProcessMessage(pMessage);
+}
+void CFWL_ComboBoxImpDelegate::DisForm_OnLButtonDown(CFWL_MsgMouse *pMsg)
+{
+ FX_BOOL bDropDown = m_pOwner->DisForm_IsDropListShowed();
+ CFX_RectF& rtBtn = bDropDown ? m_pOwner->m_rtBtn : m_pOwner->m_rtClient;
+ FX_BOOL bClickBtn = rtBtn.Contains(pMsg->m_fx, pMsg->m_fy);
+ if (bClickBtn) {
+ if (m_pOwner->DisForm_IsDropListShowed()) {
+ m_pOwner->DisForm_ShowDropList(FALSE);
+ return;
+ }
+ {
+ if (m_pOwner->m_pEdit) {
+ m_pOwner->MatchEditText();
+ }
+ m_pOwner->DisForm_ShowDropList(TRUE);
+ }
+ }
+}
+void CFWL_ComboBoxImpDelegate::DisForm_OnFocusChanged(CFWL_Message *pMsg, FX_BOOL bSet)
+{
+ IFWL_Target *pDstTarget = pMsg->m_pDstTarget;
+ IFWL_Target *pSrcTarget = pMsg->m_pSrcTarget;
+ FX_BOOL bDropDown = m_pOwner->IsDropDownStyle();
+ if (bSet) {
+ m_pOwner->m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused;
+ if ((m_pOwner->m_pEdit->GetStates() & FWL_WGTSTATE_Focused) == 0) {
+ CFWL_MsgSetFocus msg;
+ msg.m_pDstTarget = m_pOwner->m_pEdit;
+ msg.m_pSrcTarget = NULL;
+ IFWL_WidgetDelegate *pDelegate = m_pOwner->m_pEdit->SetDelegate(NULL);
+ pDelegate->OnProcessMessage(&msg);
+ }
+ } else {
+ m_pOwner->m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused;
+ m_pOwner->DisForm_ShowDropList(FALSE);
+ CFWL_MsgKillFocus msg;
+ msg.m_pDstTarget = NULL;
+ msg.m_pSrcTarget = m_pOwner->m_pEdit;
+ IFWL_WidgetDelegate *pDelegate = m_pOwner->m_pEdit->SetDelegate(NULL);
+ pDelegate->OnProcessMessage(&msg);
+ }
+}
+void CFWL_ComboBoxImpDelegate::DisForm_OnKey(CFWL_MsgKey *pMsg)
+{
+ FX_DWORD dwKeyCode = pMsg->m_dwKeyCode;
+ FX_BOOL bUp = dwKeyCode == FWL_VKEY_Up;
+ FX_BOOL bDown = dwKeyCode == FWL_VKEY_Down;
+ if (bUp || bDown) {
+ CFWL_ComboList* pComboList = ((CFWL_ComboList*)((IFWL_TargetData*)(m_pOwner->m_pListBox))->GetData());
+ FX_INT32 iCount = pComboList->CountItems();
+ if (iCount < 1) {
+ return;
+ }
+ FX_BOOL bMatchEqual = FALSE;
+ FX_INT32 iCurSel = m_pOwner->m_iCurSel;
+ if (m_pOwner->m_pEdit) {
+ CFX_WideString wsText;
+ m_pOwner->m_pEdit->GetText(wsText);
+ iCurSel = pComboList->MatchItem(wsText);
+ if (iCurSel >= 0) {
+ CFX_WideString wsTemp;
+ FWL_HLISTITEM item = m_pOwner->m_pListBox->GetSelItem(iCurSel);
+ m_pOwner->m_pListBox->GetItemText(item, wsTemp);
+ bMatchEqual = wsText.Equal(wsTemp);
+ }
+ }
+ if (iCurSel < 0) {
+ iCurSel = 0;
+ } else if (bMatchEqual) {
+ if ((bUp && iCurSel == 0) || (bDown && iCurSel == iCount - 1)) {
+ return;
+ }
+ if (bUp) {
+ iCurSel --;
+ } else {
+ iCurSel ++;
+ }
+ }
+ m_pOwner->m_iCurSel = iCurSel;
+ m_pOwner->SynchrEditText(m_pOwner->m_iCurSel);
+ return;
+ }
+ if (m_pOwner->m_pEdit) {
+ IFWL_WidgetDelegate *pDelegate = m_pOwner->m_pEdit->SetDelegate(NULL);
+ pDelegate->OnProcessMessage(pMsg);
+ }
+}
+CFWL_ComboProxyImpDelegate::CFWL_ComboProxyImpDelegate(IFWL_Form *pForm, CFWL_ComboBoxImp *pComboBox)
+ : m_pForm(pForm)
+ , m_pComboBox(pComboBox)
+ , m_bLButtonDown(FALSE)
+ , m_bLButtonUpSelf(FALSE)
+ , m_fStartPos(0)
+{
+}
+FX_INT32 CFWL_ComboProxyImpDelegate::OnProcessMessage(CFWL_Message *pMessage)
+{
+ _FWL_RETURN_VALUE_IF_FAIL(pMessage, 0);
+ FX_DWORD dwMsgCode = pMessage->GetClassID();
+ if (dwMsgCode == FWL_MSGHASH_Mouse) {
+ CFWL_MsgMouse *pMsg = (CFWL_MsgMouse*)pMessage;
+ FX_DWORD dwCmd = pMsg->m_dwCmd;
+ switch(dwCmd) {
+ case FWL_MSGMOUSECMD_LButtonDown: {
+ OnLButtonDown(pMsg);
+ break;
+ }
+ case FWL_MSGMOUSECMD_LButtonUp: {
+ OnLButtonUp(pMsg);
+ break;
+ }
+ case FWL_MSGMOUSECMD_MouseMove: {
+ OnMouseMove(pMsg);
+ break;
+ }
+ default: {
+ }
+ }
+ }
+ if (dwMsgCode == FWL_MSGHASH_Deactivate) {
+ OnDeactive((CFWL_MsgDeactivate*)pMessage);
+ }
+ if (dwMsgCode == FWL_MSGHASH_KillFocus || dwMsgCode == FWL_MSGHASH_SetFocus) {
+ OnFocusChanged((CFWL_MsgKillFocus*)pMessage, dwMsgCode == FWL_MSGHASH_SetFocus);
+ }
+ return CFWL_WidgetImpDelegate::OnProcessMessage(pMessage);
+}
+FWL_ERR CFWL_ComboProxyImpDelegate::OnDrawWidget(CFX_Graphics *pGraphics, const CFX_Matrix *pMatrix)
+{
+ m_pComboBox->DrawStretchHandler(pGraphics, pMatrix);
+ return FWL_ERR_Succeeded;
+}
+void CFWL_ComboProxyImpDelegate::OnLButtonDown(CFWL_MsgMouse *pMsg)
+{
+ IFWL_NoteThread *pThread = m_pForm->GetOwnerThread();
+ _FWL_RETURN_IF_FAIL(pThread);
+ CFWL_NoteDriver *pDriver = (CFWL_NoteDriver*)pThread->GetNoteDriver();
+ CFX_RectF rtWidget;
+ m_pForm->GetWidgetRect(rtWidget);
+ rtWidget.left = rtWidget.top = 0;
+ if (rtWidget.Contains(pMsg->m_fx, pMsg->m_fy)) {
+ m_bLButtonDown = TRUE;
+ pDriver->SetGrab(m_pForm, TRUE);
+ } else {
+ m_bLButtonDown = FALSE;
+ pDriver->SetGrab(m_pForm, FALSE);
+ m_pComboBox->ShowDropList(FALSE);
+ return;
+ }
+ IFWL_AdapterNative *pNative = FWL_GetAdapterNative();
+ IFWL_AdapterCursorMgr *pCursorMgr = pNative->GetCursorMgr();
+ FWL_HCURSOR hCursor = pCursorMgr->GetSystemCursor(FWL_CURSORTYPE_SizeNS);
+ pCursorMgr->SetCursor(hCursor);
+ pCursorMgr->ShowCursor(TRUE);
+ m_pForm->TransformTo(NULL, pMsg->m_fx, pMsg->m_fy);
+ m_fStartPos = pMsg->m_fy;
+}
+void CFWL_ComboProxyImpDelegate::OnLButtonUp(CFWL_MsgMouse *pMsg)
+{
+ m_bLButtonDown = FALSE;
+ IFWL_NoteThread *pThread = m_pForm->GetOwnerThread();
+ _FWL_RETURN_IF_FAIL(pThread);
+ CFWL_NoteDriver *pDriver = (CFWL_NoteDriver*)pThread->GetNoteDriver();
+ pDriver->SetGrab(m_pForm, FALSE);
+ if (m_bLButtonUpSelf) {
+ CFX_RectF rect;
+ m_pForm->GetWidgetRect(rect);
+ rect.left = rect.top = 0;
+ if (!rect.Contains(pMsg->m_fx, pMsg->m_fy) && m_pComboBox->IsDropListShowed()) {
+ m_pComboBox->ShowDropList(FALSE);
+ }
+ } else {
+ m_bLButtonUpSelf = TRUE;
+ }
+}
+void CFWL_ComboProxyImpDelegate::OnMouseMove(CFWL_MsgMouse *pMsg)
+{
+ IFWL_AdapterNative *pNative = FWL_GetAdapterNative();
+ IFWL_AdapterCursorMgr *pCursorMgr = pNative->GetCursorMgr();
+ FWL_CURSORTYPE cursorType = FWL_CURSORTYPE_Arrow;
+ if (m_pComboBox->m_rtHandler.Contains(pMsg->m_fx, pMsg->m_fy)) {
+ cursorType = FWL_CURSORTYPE_SizeNS;
+ }
+ FWL_HCURSOR hCursor = pCursorMgr->GetSystemCursor(cursorType);
+ pCursorMgr->SetCursor(hCursor);
+ pCursorMgr->ShowCursor(TRUE);
+ if (!m_bLButtonDown) {
+ return;
+ }
+ m_pForm->TransformTo(NULL, pMsg->m_fx, pMsg->m_fy);
+ FX_FLOAT fChanged = pMsg->m_fy - m_fStartPos;
+ if (m_pComboBox->m_bUpFormHandler) {
+ fChanged = m_fStartPos - pMsg->m_fy;
+ }
+ if (m_pComboBox->m_rtList.height + fChanged < m_pComboBox->m_fItemHeight) {
+ return;
+ }
+ m_pComboBox->m_rtList.height += fChanged;
+ m_pComboBox->m_rtProxy.height += fChanged;
+ if (m_pComboBox->m_bUpFormHandler) {
+ m_pComboBox->m_rtProxy.top -= fChanged;
+ m_pComboBox->m_rtHandler.Set(0,
+ 0,
+ m_pComboBox->m_rtList.width,
+ m_pComboBox->m_fComboFormHandler);
+ } else {
+ m_pComboBox->m_rtHandler.Set(0,
+ m_pComboBox->m_rtList.height,
+ m_pComboBox->m_rtList.width,
+ m_pComboBox->m_fComboFormHandler);
+ }
+ m_pForm->SetWidgetRect(m_pComboBox->m_rtProxy);
+ m_pComboBox->m_pListBox->SetWidgetRect(m_pComboBox->m_rtList);
+ m_pComboBox->m_pListBox->Update();
+ m_fStartPos = pMsg->m_fy;
+}
+void CFWL_ComboProxyImpDelegate::OnDeactive(CFWL_MsgDeactivate *pMsg)
+{
+ m_pComboBox->ShowDropList(FALSE);
+}
+void CFWL_ComboProxyImpDelegate::OnFocusChanged(CFWL_MsgKillFocus *pMsg, FX_BOOL bSet )
+{
+ if (!bSet) {
+ if (pMsg->m_pSetFocus == NULL) {
+ m_pComboBox->ShowDropList(FALSE);
+ }
+ }
+}
|