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path: root/xfa/fwl/core/cfwl_checkbox.cpp
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Diffstat (limited to 'xfa/fwl/core/cfwl_checkbox.cpp')
-rw-r--r--xfa/fwl/core/cfwl_checkbox.cpp474
1 files changed, 461 insertions, 13 deletions
diff --git a/xfa/fwl/core/cfwl_checkbox.cpp b/xfa/fwl/core/cfwl_checkbox.cpp
index 5053d2f934..cdd8211b60 100644
--- a/xfa/fwl/core/cfwl_checkbox.cpp
+++ b/xfa/fwl/core/cfwl_checkbox.cpp
@@ -6,32 +6,480 @@
#include "xfa/fwl/core/cfwl_checkbox.h"
+#include <algorithm>
#include <memory>
#include <utility>
#include "third_party/base/ptr_util.h"
-#include "xfa/fwl/core/fwl_error.h"
+#include "xfa/fde/tto/fde_textout.h"
+#include "xfa/fwl/core/cfwl_app.h"
+#include "xfa/fwl/core/cfwl_evtcheckstatechanged.h"
+#include "xfa/fwl/core/cfwl_msgkey.h"
+#include "xfa/fwl/core/cfwl_msgmouse.h"
+#include "xfa/fwl/core/cfwl_notedriver.h"
+#include "xfa/fwl/core/cfwl_themebackground.h"
+#include "xfa/fwl/core/cfwl_themetext.h"
+#include "xfa/fwl/core/cfwl_widgetmgr.h"
+#include "xfa/fwl/core/ifwl_themeprovider.h"
-CFWL_CheckBox::CFWL_CheckBox(const CFWL_App* app)
- : CFWL_Widget(app), m_fBoxHeight(16.0f) {}
+namespace {
-CFWL_CheckBox::~CFWL_CheckBox() {}
+const int kCaptionMargin = 5;
-void CFWL_CheckBox::Initialize() {
- ASSERT(!m_pIface);
+} // namespace
+
+CFWL_CheckBox::CFWL_CheckBox(const CFWL_App* app)
+ : CFWL_Widget(app, pdfium::MakeUnique<CFWL_WidgetProperties>(), nullptr),
+ m_dwTTOStyles(FDE_TTOSTYLE_SingleLine),
+ m_iTTOAlign(FDE_TTOALIGNMENT_Center),
+ m_bBtnDown(false),
+ m_fBoxHeight(16.0f) {
+ m_rtClient.Reset();
+ m_rtBox.Reset();
+ m_rtCaption.Reset();
+ m_rtFocus.Reset();
+}
- auto iface = pdfium::MakeUnique<IFWL_CheckBox>(
- m_pApp, pdfium::MakeUnique<CFWL_WidgetProperties>());
- iface->SetDataProvider(this);
- m_pIface = std::move(iface);
+CFWL_CheckBox::~CFWL_CheckBox() {}
- CFWL_Widget::Initialize();
+FWL_Type CFWL_CheckBox::GetClassID() const {
+ return FWL_Type::CheckBox;
}
void CFWL_CheckBox::SetBoxSize(FX_FLOAT fHeight) {
m_fBoxHeight = fHeight;
}
-FX_FLOAT CFWL_CheckBox::GetBoxSize(IFWL_Widget* pWidget) {
- return m_fBoxHeight;
+void CFWL_CheckBox::GetWidgetRect(CFX_RectF& rect, bool bAutoSize) {
+ if (!bAutoSize) {
+ rect = m_pProperties->m_rtWidget;
+ return;
+ }
+
+ rect.Set(0, 0, 0, 0);
+ if (!m_pProperties->m_pThemeProvider)
+ m_pProperties->m_pThemeProvider = GetAvailableTheme();
+ if (!m_pProperties->m_pThemeProvider)
+ return;
+
+ CFX_SizeF sz = CalcTextSize(
+ L"Check box", m_pProperties->m_pThemeProvider,
+ !!(m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_MultiLine));
+ rect.Set(0, 0, sz.x, sz.y);
+ rect.Inflate(kCaptionMargin, kCaptionMargin);
+
+ rect.width += m_fBoxHeight;
+ rect.height = std::max(rect.height, m_fBoxHeight);
+ CFWL_Widget::GetWidgetRect(rect, true);
+}
+
+void CFWL_CheckBox::Update() {
+ if (IsLocked())
+ return;
+ if (!m_pProperties->m_pThemeProvider)
+ m_pProperties->m_pThemeProvider = GetAvailableTheme();
+
+ UpdateTextOutStyles();
+ Layout();
+}
+
+void CFWL_CheckBox::DrawWidget(CFX_Graphics* pGraphics,
+ const CFX_Matrix* pMatrix) {
+ if (!pGraphics)
+ return;
+ if (!m_pProperties->m_pThemeProvider)
+ return;
+
+ IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
+ if (HasBorder()) {
+ DrawBorder(pGraphics, CFWL_Part::Border, m_pProperties->m_pThemeProvider,
+ pMatrix);
+ }
+ if (HasEdge())
+ DrawEdge(pGraphics, CFWL_Part::Edge, pTheme, pMatrix);
+
+ int32_t dwStates = GetPartStates();
+
+ CFWL_ThemeBackground param;
+ param.m_pWidget = this;
+ param.m_iPart = CFWL_Part::Background;
+ param.m_dwStates = dwStates;
+ param.m_pGraphics = pGraphics;
+ if (pMatrix)
+ param.m_matrix.Concat(*pMatrix);
+ param.m_rtPart = m_rtClient;
+ if (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused)
+ param.m_pData = &m_rtFocus;
+ pTheme->DrawBackground(&param);
+
+ param.m_iPart = CFWL_Part::CheckBox;
+ param.m_rtPart = m_rtBox;
+ pTheme->DrawBackground(&param);
+
+ CFWL_ThemeText textParam;
+ textParam.m_pWidget = this;
+ textParam.m_iPart = CFWL_Part::Caption;
+ textParam.m_dwStates = dwStates;
+ textParam.m_pGraphics = pGraphics;
+ if (pMatrix)
+ textParam.m_matrix.Concat(*pMatrix);
+ textParam.m_rtPart = m_rtCaption;
+ textParam.m_wsText = L"Check box";
+ textParam.m_dwTTOStyles = m_dwTTOStyles;
+ textParam.m_iTTOAlign = m_iTTOAlign;
+ pTheme->DrawText(&textParam);
+}
+
+void CFWL_CheckBox::SetCheckState(int32_t iCheck) {
+ m_pProperties->m_dwStates &= ~FWL_STATE_CKB_CheckMask;
+ switch (iCheck) {
+ case 1:
+ m_pProperties->m_dwStates |= FWL_STATE_CKB_Checked;
+ break;
+ case 2:
+ if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_3State)
+ m_pProperties->m_dwStates |= FWL_STATE_CKB_Neutral;
+ break;
+ default:
+ break;
+ }
+ Repaint(&m_rtClient);
+}
+
+void CFWL_CheckBox::Layout() {
+ m_pProperties->m_rtWidget.width =
+ FXSYS_round(m_pProperties->m_rtWidget.width);
+ m_pProperties->m_rtWidget.height =
+ FXSYS_round(m_pProperties->m_rtWidget.height);
+ GetClientRect(m_rtClient);
+
+ FX_FLOAT fBoxTop = m_rtClient.top;
+ FX_FLOAT fClientBottom = m_rtClient.bottom();
+
+ switch (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_VLayoutMask) {
+ case FWL_STYLEEXT_CKB_Top:
+ break;
+ case FWL_STYLEEXT_CKB_Bottom: {
+ fBoxTop = fClientBottom - m_fBoxHeight;
+ break;
+ }
+ case FWL_STYLEEXT_CKB_VCenter:
+ default: {
+ fBoxTop = m_rtClient.top + (m_rtClient.height - m_fBoxHeight) / 2;
+ fBoxTop = FXSYS_floor(fBoxTop);
+ break;
+ }
+ }
+
+ FX_FLOAT fBoxLeft = m_rtClient.left;
+ FX_FLOAT fTextLeft = 0.0;
+ FX_FLOAT fTextRight = 0.0;
+ FX_FLOAT fClientRight = m_rtClient.right();
+ if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_LeftText) {
+ fBoxLeft = fClientRight - m_fBoxHeight;
+ fTextLeft = m_rtClient.left;
+ fTextRight = fBoxLeft;
+ } else {
+ fTextLeft = fBoxLeft + m_fBoxHeight;
+ fTextRight = fClientRight;
+ }
+ m_rtBox.Set(fBoxLeft, fBoxTop, m_fBoxHeight, m_fBoxHeight);
+ m_rtCaption.Set(fTextLeft, m_rtClient.top, fTextRight - fTextLeft,
+ m_rtClient.height);
+ m_rtCaption.Inflate(-kCaptionMargin, -kCaptionMargin);
+
+ CFX_RectF rtFocus;
+ rtFocus.Set(m_rtCaption.left, m_rtCaption.top, m_rtCaption.width,
+ m_rtCaption.height);
+
+ CalcTextRect(L"Check box", m_pProperties->m_pThemeProvider, m_dwTTOStyles,
+ m_iTTOAlign, rtFocus);
+ if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_MultiLine) == 0) {
+ FX_FLOAT fWidth = std::max(m_rtCaption.width, rtFocus.width);
+ FX_FLOAT fHeight = std::min(m_rtCaption.height, rtFocus.height);
+ FX_FLOAT fLeft = m_rtCaption.left;
+ FX_FLOAT fTop = m_rtCaption.top;
+ if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_HLayoutMask) ==
+ FWL_STYLEEXT_CKB_Center) {
+ fLeft = m_rtCaption.left + (m_rtCaption.width - fWidth) / 2;
+ } else if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_HLayoutMask) ==
+ FWL_STYLEEXT_CKB_Right) {
+ fLeft = m_rtCaption.right() - fWidth;
+ }
+ if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_VLayoutMask) ==
+ FWL_STYLEEXT_CKB_VCenter) {
+ fTop = m_rtCaption.top + (m_rtCaption.height - fHeight) / 2;
+ } else if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_VLayoutMask) ==
+ FWL_STYLEEXT_CKB_Bottom) {
+ fTop = m_rtCaption.bottom() - fHeight;
+ }
+ m_rtFocus.Set(fLeft, fTop, fWidth, fHeight);
+ } else {
+ m_rtFocus.Set(rtFocus.left, rtFocus.top, rtFocus.width, rtFocus.height);
+ }
+ m_rtFocus.Inflate(1, 1);
+}
+
+uint32_t CFWL_CheckBox::GetPartStates() const {
+ int32_t dwStates = CFWL_PartState_Normal;
+ if ((m_pProperties->m_dwStates & FWL_STATE_CKB_CheckMask) ==
+ FWL_STATE_CKB_Neutral) {
+ dwStates = CFWL_PartState_Neutral;
+ } else if ((m_pProperties->m_dwStates & FWL_STATE_CKB_CheckMask) ==
+ FWL_STATE_CKB_Checked) {
+ dwStates = CFWL_PartState_Checked;
+ }
+ if (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)
+ dwStates |= CFWL_PartState_Disabled;
+ else if (m_pProperties->m_dwStates & FWL_STATE_CKB_Hovered)
+ dwStates |= CFWL_PartState_Hovered;
+ else if (m_pProperties->m_dwStates & FWL_STATE_CKB_Pressed)
+ dwStates |= CFWL_PartState_Pressed;
+ else
+ dwStates |= CFWL_PartState_Normal;
+ if (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused)
+ dwStates |= CFWL_PartState_Focused;
+ return dwStates;
+}
+
+void CFWL_CheckBox::UpdateTextOutStyles() {
+ switch (m_pProperties->m_dwStyleExes &
+ (FWL_STYLEEXT_CKB_HLayoutMask | FWL_STYLEEXT_CKB_VLayoutMask)) {
+ case FWL_STYLEEXT_CKB_Left | FWL_STYLEEXT_CKB_Top: {
+ m_iTTOAlign = FDE_TTOALIGNMENT_TopLeft;
+ break;
+ }
+ case FWL_STYLEEXT_CKB_Center | FWL_STYLEEXT_CKB_Top: {
+ m_iTTOAlign = FDE_TTOALIGNMENT_TopCenter;
+ break;
+ }
+ case FWL_STYLEEXT_CKB_Right | FWL_STYLEEXT_CKB_Top: {
+ m_iTTOAlign = FDE_TTOALIGNMENT_TopRight;
+ break;
+ }
+ case FWL_STYLEEXT_CKB_Left | FWL_STYLEEXT_CKB_VCenter: {
+ m_iTTOAlign = FDE_TTOALIGNMENT_CenterLeft;
+ break;
+ }
+ case FWL_STYLEEXT_CKB_Right | FWL_STYLEEXT_CKB_VCenter: {
+ m_iTTOAlign = FDE_TTOALIGNMENT_CenterRight;
+ break;
+ }
+ case FWL_STYLEEXT_CKB_Left | FWL_STYLEEXT_CKB_Bottom: {
+ m_iTTOAlign = FDE_TTOALIGNMENT_BottomLeft;
+ break;
+ }
+ case FWL_STYLEEXT_CKB_Center | FWL_STYLEEXT_CKB_Bottom: {
+ m_iTTOAlign = FDE_TTOALIGNMENT_BottomCenter;
+ break;
+ }
+ case FWL_STYLEEXT_CKB_Right | FWL_STYLEEXT_CKB_Bottom: {
+ m_iTTOAlign = FDE_TTOALIGNMENT_BottomRight;
+ break;
+ }
+ case FWL_STYLEEXT_CKB_Center | FWL_STYLEEXT_CKB_VCenter:
+ default: {
+ m_iTTOAlign = FDE_TTOALIGNMENT_Center;
+ break;
+ }
+ }
+ m_dwTTOStyles = 0;
+ if (m_pProperties->m_dwStyleExes & FWL_WGTSTYLE_RTLReading)
+ m_dwTTOStyles |= FDE_TTOSTYLE_RTL;
+ if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_MultiLine)
+ m_dwTTOStyles |= FDE_TTOSTYLE_LineWrap;
+ else
+ m_dwTTOStyles |= FDE_TTOSTYLE_SingleLine;
+}
+
+void CFWL_CheckBox::NextStates() {
+ uint32_t dwFirststate = m_pProperties->m_dwStates;
+ if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_RadioButton) {
+ if ((m_pProperties->m_dwStates & FWL_STATE_CKB_CheckMask) ==
+ FWL_STATE_CKB_Unchecked) {
+ CFWL_WidgetMgr* pWidgetMgr = GetOwnerApp()->GetWidgetMgr();
+ if (!pWidgetMgr->IsFormDisabled()) {
+ CFX_ArrayTemplate<CFWL_Widget*> radioarr;
+ pWidgetMgr->GetSameGroupRadioButton(this, radioarr);
+ CFWL_CheckBox* pCheckBox = nullptr;
+ int32_t iCount = radioarr.GetSize();
+ for (int32_t i = 0; i < iCount; i++) {
+ pCheckBox = static_cast<CFWL_CheckBox*>(radioarr[i]);
+ if (pCheckBox != this &&
+ pCheckBox->GetStates() & FWL_STATE_CKB_Checked) {
+ pCheckBox->SetCheckState(0);
+ CFX_RectF rt;
+ pCheckBox->GetWidgetRect(rt);
+ rt.left = rt.top = 0;
+ m_pWidgetMgr->RepaintWidget(pCheckBox, &rt);
+ break;
+ }
+ }
+ }
+ m_pProperties->m_dwStates |= FWL_STATE_CKB_Checked;
+ }
+ } else {
+ if ((m_pProperties->m_dwStates & FWL_STATE_CKB_CheckMask) ==
+ FWL_STATE_CKB_Neutral) {
+ m_pProperties->m_dwStates &= ~FWL_STATE_CKB_CheckMask;
+ if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_3State)
+ m_pProperties->m_dwStates |= FWL_STATE_CKB_Checked;
+ } else if ((m_pProperties->m_dwStates & FWL_STATE_CKB_CheckMask) ==
+ FWL_STATE_CKB_Checked) {
+ m_pProperties->m_dwStates &= ~FWL_STATE_CKB_CheckMask;
+ } else {
+ if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_3State)
+ m_pProperties->m_dwStates |= FWL_STATE_CKB_Neutral;
+ else
+ m_pProperties->m_dwStates |= FWL_STATE_CKB_Checked;
+ }
+ }
+
+ Repaint(&m_rtClient);
+ if (dwFirststate == m_pProperties->m_dwStates)
+ return;
+
+ CFWL_EvtCheckStateChanged wmCheckBoxState;
+ wmCheckBoxState.m_pSrcTarget = this;
+ DispatchEvent(&wmCheckBoxState);
+}
+
+void CFWL_CheckBox::OnProcessMessage(CFWL_Message* pMessage) {
+ if (!pMessage)
+ return;
+
+ switch (pMessage->GetClassID()) {
+ case CFWL_MessageType::SetFocus:
+ OnFocusChanged(true);
+ break;
+ case CFWL_MessageType::KillFocus:
+ OnFocusChanged(false);
+ break;
+ case CFWL_MessageType::Mouse: {
+ CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage);
+ switch (pMsg->m_dwCmd) {
+ case FWL_MouseCommand::LeftButtonDown:
+ OnLButtonDown();
+ break;
+ case FWL_MouseCommand::LeftButtonUp:
+ OnLButtonUp(pMsg);
+ break;
+ case FWL_MouseCommand::Move:
+ OnMouseMove(pMsg);
+ break;
+ case FWL_MouseCommand::Leave:
+ OnMouseLeave();
+ break;
+ default:
+ break;
+ }
+ break;
+ }
+ case CFWL_MessageType::Key: {
+ CFWL_MsgKey* pKey = static_cast<CFWL_MsgKey*>(pMessage);
+ if (pKey->m_dwCmd == FWL_KeyCommand::KeyDown)
+ OnKeyDown(pKey);
+ break;
+ }
+ default:
+ break;
+ }
+
+ CFWL_Widget::OnProcessMessage(pMessage);
+}
+
+void CFWL_CheckBox::OnDrawWidget(CFX_Graphics* pGraphics,
+ const CFX_Matrix* pMatrix) {
+ DrawWidget(pGraphics, pMatrix);
+}
+
+void CFWL_CheckBox::OnFocusChanged(bool bSet) {
+ if (bSet)
+ m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused;
+ else
+ m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused;
+
+ Repaint(&m_rtClient);
+}
+
+void CFWL_CheckBox::OnLButtonDown() {
+ if (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)
+ return;
+ if ((m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0)
+ SetFocus(true);
+
+ m_bBtnDown = true;
+ m_pProperties->m_dwStates &= ~FWL_STATE_CKB_Hovered;
+ m_pProperties->m_dwStates |= FWL_STATE_CKB_Pressed;
+ Repaint(&m_rtClient);
+}
+
+void CFWL_CheckBox::OnLButtonUp(CFWL_MsgMouse* pMsg) {
+ if (!m_bBtnDown)
+ return;
+
+ m_bBtnDown = false;
+ if (!m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy))
+ return;
+
+ m_pProperties->m_dwStates |= FWL_STATE_CKB_Hovered;
+ m_pProperties->m_dwStates &= ~FWL_STATE_CKB_Pressed;
+ NextStates();
+}
+
+void CFWL_CheckBox::OnMouseMove(CFWL_MsgMouse* pMsg) {
+ if (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)
+ return;
+
+ bool bRepaint = false;
+ if (m_bBtnDown) {
+ if (m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
+ if ((m_pProperties->m_dwStates & FWL_STATE_CKB_Pressed) == 0) {
+ bRepaint = true;
+ m_pProperties->m_dwStates |= FWL_STATE_CKB_Pressed;
+ }
+ if ((m_pProperties->m_dwStates & FWL_STATE_CKB_Hovered)) {
+ bRepaint = true;
+ m_pProperties->m_dwStates &= ~FWL_STATE_CKB_Hovered;
+ }
+ } else {
+ if (m_pProperties->m_dwStates & FWL_STATE_CKB_Pressed) {
+ bRepaint = true;
+ m_pProperties->m_dwStates &= ~FWL_STATE_CKB_Pressed;
+ }
+ if ((m_pProperties->m_dwStates & FWL_STATE_CKB_Hovered) == 0) {
+ bRepaint = true;
+ m_pProperties->m_dwStates |= FWL_STATE_CKB_Hovered;
+ }
+ }
+ } else {
+ if (m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
+ if ((m_pProperties->m_dwStates & FWL_STATE_CKB_Hovered) == 0) {
+ bRepaint = true;
+ m_pProperties->m_dwStates |= FWL_STATE_CKB_Hovered;
+ }
+ }
+ }
+ if (bRepaint)
+ Repaint(&m_rtBox);
+}
+
+void CFWL_CheckBox::OnMouseLeave() {
+ if (m_bBtnDown)
+ m_pProperties->m_dwStates |= FWL_STATE_CKB_Hovered;
+ else
+ m_pProperties->m_dwStates &= ~FWL_STATE_CKB_Hovered;
+
+ Repaint(&m_rtBox);
+}
+
+void CFWL_CheckBox::OnKeyDown(CFWL_MsgKey* pMsg) {
+ if (pMsg->m_dwKeyCode == FWL_VKEY_Tab) {
+ DispatchKeyEvent(pMsg);
+ return;
+ }
+ if (pMsg->m_dwKeyCode == FWL_VKEY_Return ||
+ pMsg->m_dwKeyCode == FWL_VKEY_Space) {
+ NextStates();
+ }
}