You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
361 lines
11 KiB
361 lines
11 KiB
// 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/fwl/cfwl_checkbox.h" |
|
|
|
#include <algorithm> |
|
#include <memory> |
|
#include <utility> |
|
#include <vector> |
|
|
|
#include "third_party/base/ptr_util.h" |
|
#include "xfa/fde/tto/fde_textout.h" |
|
#include "xfa/fwl/cfwl_app.h" |
|
#include "xfa/fwl/cfwl_event.h" |
|
#include "xfa/fwl/cfwl_messagekey.h" |
|
#include "xfa/fwl/cfwl_messagemouse.h" |
|
#include "xfa/fwl/cfwl_notedriver.h" |
|
#include "xfa/fwl/cfwl_themebackground.h" |
|
#include "xfa/fwl/cfwl_themetext.h" |
|
#include "xfa/fwl/cfwl_widgetmgr.h" |
|
#include "xfa/fwl/ifwl_themeprovider.h" |
|
|
|
namespace { |
|
|
|
const int kCaptionMargin = 5; |
|
|
|
} // 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(); |
|
} |
|
|
|
CFWL_CheckBox::~CFWL_CheckBox() {} |
|
|
|
FWL_Type CFWL_CheckBox::GetClassID() const { |
|
return FWL_Type::CheckBox; |
|
} |
|
|
|
void CFWL_CheckBox::SetBoxSize(FX_FLOAT fHeight) { |
|
m_fBoxHeight = fHeight; |
|
} |
|
|
|
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); |
|
} |
|
|
|
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(¶m); |
|
|
|
param.m_iPart = CFWL_Part::CheckBox; |
|
param.m_rtPart = m_rtBox; |
|
pTheme->DrawBackground(¶m); |
|
|
|
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; |
|
} |
|
RepaintRect(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); |
|
m_rtClient = GetClientRect(); |
|
|
|
FX_FLOAT fTextLeft = m_rtClient.left + m_fBoxHeight; |
|
m_rtBox = CFX_RectF(m_rtClient.TopLeft(), m_fBoxHeight, m_fBoxHeight); |
|
m_rtCaption = CFX_RectF(fTextLeft, m_rtClient.top, |
|
m_rtClient.right() - fTextLeft, m_rtClient.height); |
|
m_rtCaption.Inflate(-kCaptionMargin, -kCaptionMargin); |
|
|
|
CFX_RectF rtFocus(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); |
|
|
|
m_rtFocus = CFX_RectF(m_rtCaption.TopLeft(), |
|
std::max(m_rtCaption.width, rtFocus.width), |
|
std::min(m_rtCaption.height, 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() { |
|
m_iTTOAlign = FDE_TTOALIGNMENT_TopLeft; |
|
m_dwTTOStyles = 0; |
|
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()) { |
|
std::vector<CFWL_Widget*> radioarr = |
|
pWidgetMgr->GetSameGroupRadioButton(this); |
|
for (const auto& pWidget : radioarr) { |
|
CFWL_CheckBox* pCheckBox = static_cast<CFWL_CheckBox*>(pWidget); |
|
if (pCheckBox != this && |
|
pCheckBox->GetStates() & FWL_STATE_CKB_Checked) { |
|
pCheckBox->SetCheckState(0); |
|
m_pWidgetMgr->RepaintWidget( |
|
pCheckBox, CFX_RectF(0, 0, pCheckBox->GetWidgetRect().Size())); |
|
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; |
|
} |
|
} |
|
|
|
RepaintRect(m_rtClient); |
|
if (dwFirststate == m_pProperties->m_dwStates) |
|
return; |
|
|
|
CFWL_Event wmCheckBoxState(CFWL_Event::Type::CheckStateChanged, this); |
|
DispatchEvent(&wmCheckBoxState); |
|
} |
|
|
|
void CFWL_CheckBox::OnProcessMessage(CFWL_Message* pMessage) { |
|
if (!pMessage) |
|
return; |
|
|
|
switch (pMessage->GetType()) { |
|
case CFWL_Message::Type::SetFocus: |
|
OnFocusChanged(true); |
|
break; |
|
case CFWL_Message::Type::KillFocus: |
|
OnFocusChanged(false); |
|
break; |
|
case CFWL_Message::Type::Mouse: { |
|
CFWL_MessageMouse* pMsg = static_cast<CFWL_MessageMouse*>(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_Message::Type::Key: { |
|
CFWL_MessageKey* pKey = static_cast<CFWL_MessageKey*>(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; |
|
|
|
RepaintRect(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; |
|
RepaintRect(m_rtClient); |
|
} |
|
|
|
void CFWL_CheckBox::OnLButtonUp(CFWL_MessageMouse* pMsg) { |
|
if (!m_bBtnDown) |
|
return; |
|
|
|
m_bBtnDown = false; |
|
if (!m_rtClient.Contains(pMsg->m_pos)) |
|
return; |
|
|
|
m_pProperties->m_dwStates |= FWL_STATE_CKB_Hovered; |
|
m_pProperties->m_dwStates &= ~FWL_STATE_CKB_Pressed; |
|
NextStates(); |
|
} |
|
|
|
void CFWL_CheckBox::OnMouseMove(CFWL_MessageMouse* pMsg) { |
|
if (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) |
|
return; |
|
|
|
bool bRepaint = false; |
|
if (m_bBtnDown) { |
|
if (m_rtClient.Contains(pMsg->m_pos)) { |
|
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_pos)) { |
|
if ((m_pProperties->m_dwStates & FWL_STATE_CKB_Hovered) == 0) { |
|
bRepaint = true; |
|
m_pProperties->m_dwStates |= FWL_STATE_CKB_Hovered; |
|
} |
|
} |
|
} |
|
if (bRepaint) |
|
RepaintRect(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; |
|
|
|
RepaintRect(m_rtBox); |
|
} |
|
|
|
void CFWL_CheckBox::OnKeyDown(CFWL_MessageKey* pMsg) { |
|
if (pMsg->m_dwKeyCode == FWL_VKEY_Tab) |
|
return; |
|
if (pMsg->m_dwKeyCode == FWL_VKEY_Return || |
|
pMsg->m_dwKeyCode == FWL_VKEY_Space) { |
|
NextStates(); |
|
} |
|
}
|
|
|