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// 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 "xfa/include/fwl/theme/comboboxtp.h"
#include "xfa/include/fwl/basewidget/fwl_combobox.h"
#include "xfa/include/fwl/core/fwl_widget.h"
#define FWLTHEME_CAPACITY_ComboFormHandler 8.0f
CFWL_ComboBoxTP::CFWL_ComboBoxTP() {
m_dwThemeID = 0;
}
CFWL_ComboBoxTP::~CFWL_ComboBoxTP() {}
FX_BOOL CFWL_ComboBoxTP::IsValidWidget(IFWL_Widget* pWidget) {
if (!pWidget)
return FALSE;
return pWidget->GetClassID() == FWL_CLASSHASH_ComboBox;
}
FX_BOOL CFWL_ComboBoxTP::DrawBackground(CFWL_ThemeBackground* pParams) {
if (!pParams)
return FALSE;
switch (pParams->m_iPart) {
case FWL_PART_CMB_Border: {
DrawBorder(pParams->m_pGraphics, &pParams->m_rtPart, &pParams->m_matrix);
break;
}
case FWL_PART_CMB_Edge: {
DrawEdge(pParams->m_pGraphics, pParams->m_pWidget->GetStyles(),
&pParams->m_rtPart, &pParams->m_matrix);
break;
}
case FWL_PART_CMB_Background: {
CFX_Path path;
path.Create();
CFX_RectF& rect = pParams->m_rtPart;
path.AddRectangle(rect.left, rect.top, rect.width, rect.height);
CFX_Color cr;
switch (pParams->m_dwStates) {
case FWL_PARTSTATE_CMB_Selected:
cr = FWLTHEME_COLOR_BKSelected;
break;
case FWL_PARTSTATE_CMB_Disabled:
cr = FWLTHEME_COLOR_EDGERB1;
break;
default:
cr = 0xFFFFFFFF;
}
pParams->m_pGraphics->SaveGraphState();
pParams->m_pGraphics->SetFillColor(&cr);
pParams->m_pGraphics->FillPath(&path, FXFILL_WINDING, &pParams->m_matrix);
pParams->m_pGraphics->RestoreGraphState();
break;
}
case FWL_PART_CMB_DropDownButton: {
DrawDropDownButton(pParams, pParams->m_dwStates, &pParams->m_matrix);
break;
}
case FWL_PART_CMB_StretcgHandler: {
DrawStrethHandler(pParams, 0, &pParams->m_matrix);
break;
}
default: { return FALSE; }
}
return TRUE;
}
void CFWL_ComboBoxTP::DrawStrethHandler(CFWL_ThemeBackground* pParams,
FX_DWORD dwStates,
CFX_Matrix* pMatrix) {
CFX_Path path;
path.Create();
path.AddRectangle(pParams->m_rtPart.left, pParams->m_rtPart.top,
pParams->m_rtPart.width - 1, pParams->m_rtPart.height);
CFX_Color cr(ArgbEncode(0xff, 0xff, 0, 0));
pParams->m_pGraphics->SetFillColor(&cr);
pParams->m_pGraphics->FillPath(&path, FXFILL_WINDING, &pParams->m_matrix);
}
void* CFWL_ComboBoxTP::GetCapacity(CFWL_ThemePart* pThemePart,
FX_DWORD dwCapacity) {
if (dwCapacity == FWL_WGTCAPACITY_CMB_ComboFormHandler) {
m_fValue = FWLTHEME_CAPACITY_ComboFormHandler;
return &m_fValue;
}
return CFWL_WidgetTP::GetCapacity(pThemePart, dwCapacity);
}
#ifdef THEME_XPSimilar
void CFWL_ComboBoxTP::DrawDropDownButton(CFWL_ThemeBackground* pParams,
FX_DWORD dwStates,
CFX_Matrix* pMatrix) {
FWLTHEME_STATE eState = FWLTHEME_STATE_Normal;
switch (dwStates) {
case FWL_PARTSTATE_CMB_Normal: {
eState = FWLTHEME_STATE_Normal;
break;
}
case FWL_PARTSTATE_CMB_Hovered: {
eState = FWLTHEME_STATE_Hover;
break;
}
case FWL_PARTSTATE_CMB_Pressed: {
eState = FWLTHEME_STATE_Pressed;
break;
}
case FWL_PARTSTATE_CMB_Disabled: {
eState = FWLTHEME_STATE_Disabale;
break;
}
default: {}
}
DrawArrowBtn(pParams->m_pGraphics, &pParams->m_rtPart,
FWLTHEME_DIRECTION_Down, eState, &pParams->m_matrix);
}
#else
void CFWL_ComboBoxTP::DrawDropDownButton(CFWL_ThemeBackground* pParams,
FX_DWORD dwStates,
CFX_Matrix* pMatrix) {
FX_BOOL bPressed = ((pParams->m_dwStates & FWL_CMBPARTSTATE_Pressed) ==
FWL_CMBPARTSTATE_Pressed);
FX_FLOAT fWidth = bPressed ? 1.0f : 2.0f;
FWLTHEME_EDGE eType = bPressed ? FWLTHEME_EDGE_Flat : FWLTHEME_EDGE_Raised;
Draw3DRect(pParams->m_pGraphics, eType, fWidth, &pParams->m_rtPart,
FWLTHEME_COLOR_EDGELT1, FWLTHEME_COLOR_EDGELT2,
FWLTHEME_COLOR_EDGERB1, FWLTHEME_COLOR_EDGERB2, pMatrix);
CFX_Path path;
path.Create();
path.AddRectangle(pParams->m_rtPart.left + fWidth,
pParams->m_rtPart.top + fWidth,
pParams->m_rtPart.width - 2 * fWidth,
pParams->m_rtPart.height - 2 * fWidth);
pParams->m_pGraphics->SaveGraphState();
CFX_Color crFill(FWLTHEME_COLOR_Background);
pParams->m_pGraphics->SetFillColor(&crFill);
pParams->m_pGraphics->FillPath(&path, FXFILL_WINDING, &pParams->m_matrix);
pParams->m_pGraphics->RestoreGraphState();
FX_ARGB argbFill = ArgbEncode(255, 77, 97, 133);
switch (pParams->m_dwStates & 0x03) {
case FWL_CMBPARTSTATE_Normal: {
}
case FWL_CMBPARTSTATE_Hovered: {
}
case FWL_CMBPARTSTATE_Pressed: {
argbFill = 0xFF000000;
break;
}
case FWL_CMBPARTSTATE_Disabled: {
argbFill = 0xFFF0F0F0;
break;
}
}
DrawArrow(pParams->m_pGraphics, &pParams->m_rtPart, FWLTHEME_DIRECTION_Down,
argbFill, bPressed, &pParams->m_matrix);
}
#endif
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