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495 lines
14 KiB
495 lines
14 KiB
// Copyright 2014 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#include "xfa/fwl/cfwl_datetimepicker.h"
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#include <memory>
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#include <utility>
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#include "third_party/base/ptr_util.h"
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#include "xfa/fwl/cfwl_event.h"
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#include "xfa/fwl/cfwl_eventselectchanged.h"
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#include "xfa/fwl/cfwl_messagemouse.h"
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#include "xfa/fwl/cfwl_messagesetfocus.h"
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#include "xfa/fwl/cfwl_notedriver.h"
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#include "xfa/fwl/cfwl_themebackground.h"
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#include "xfa/fwl/cfwl_widgetmgr.h"
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#include "xfa/fwl/ifwl_themeprovider.h"
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namespace {
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const int kDateTimePickerHeight = 20;
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} // namespace
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CFWL_DateTimePicker::CFWL_DateTimePicker(const CFWL_App* app)
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: CFWL_Widget(app, pdfium::MakeUnique<CFWL_WidgetProperties>(), nullptr) {
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m_pProperties->m_dwStyleExes = FWL_STYLEEXT_DTP_ShortDateFormat;
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auto monthProp = pdfium::MakeUnique<CFWL_WidgetProperties>();
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monthProp->m_dwStyles = FWL_WGTSTYLE_Popup | FWL_WGTSTYLE_Border;
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monthProp->m_dwStates = FWL_WGTSTATE_Invisible;
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monthProp->m_pParent = this;
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monthProp->m_pThemeProvider = m_pProperties->m_pThemeProvider;
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m_pMonthCal = pdfium::MakeUnique<CFWL_MonthCalendar>(
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m_pOwnerApp.Get(), std::move(monthProp), this);
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m_pMonthCal->SetWidgetRect(
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CFX_RectF(0, 0, m_pMonthCal->GetAutosizedWidgetRect().Size()));
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auto editProp = pdfium::MakeUnique<CFWL_WidgetProperties>();
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editProp->m_pParent = this;
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editProp->m_pThemeProvider = m_pProperties->m_pThemeProvider;
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m_pEdit = pdfium::MakeUnique<CFWL_DateTimeEdit>(m_pOwnerApp.Get(),
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std::move(editProp), this);
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RegisterEventTarget(m_pMonthCal.get());
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RegisterEventTarget(m_pEdit.get());
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}
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CFWL_DateTimePicker::~CFWL_DateTimePicker() {
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UnregisterEventTarget();
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}
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FWL_Type CFWL_DateTimePicker::GetClassID() const {
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return FWL_Type::DateTimePicker;
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}
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void CFWL_DateTimePicker::Update() {
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if (m_iLock)
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return;
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if (!m_pProperties->m_pThemeProvider)
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m_pProperties->m_pThemeProvider = GetAvailableTheme();
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m_pEdit->SetThemeProvider(m_pProperties->m_pThemeProvider.Get());
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m_rtClient = GetClientRect();
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m_pEdit->SetWidgetRect(m_rtClient);
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ResetEditAlignment();
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m_pEdit->Update();
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if (!m_pMonthCal->GetThemeProvider())
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m_pMonthCal->SetThemeProvider(m_pProperties->m_pThemeProvider.Get());
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IFWL_ThemeProvider* theme = GetAvailableTheme();
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if (!theme)
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return;
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m_fBtn = theme->GetScrollBarWidth();
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CFX_RectF rtMonthCal = m_pMonthCal->GetAutosizedWidgetRect();
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CFX_RectF rtPopUp(rtMonthCal.left, rtMonthCal.top + kDateTimePickerHeight,
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rtMonthCal.width, rtMonthCal.height);
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m_pMonthCal->SetWidgetRect(rtPopUp);
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m_pMonthCal->Update();
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}
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FWL_WidgetHit CFWL_DateTimePicker::HitTest(const CFX_PointF& point) {
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CFX_RectF rect(0, 0, m_pProperties->m_rtWidget.width,
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m_pProperties->m_rtWidget.height);
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if (rect.Contains(point))
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return FWL_WidgetHit::Edit;
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if (NeedsToShowButton())
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rect.width += m_fBtn;
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if (rect.Contains(point))
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return FWL_WidgetHit::Client;
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if (IsMonthCalendarVisible()) {
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if (m_pMonthCal->GetWidgetRect().Contains(point))
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return FWL_WidgetHit::Client;
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}
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return FWL_WidgetHit::Unknown;
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}
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void CFWL_DateTimePicker::DrawWidget(CXFA_Graphics* pGraphics,
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const CFX_Matrix& matrix) {
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if (!pGraphics)
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return;
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IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider.Get();
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if (!pTheme)
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return;
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if (HasBorder())
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DrawBorder(pGraphics, CFWL_Part::Border, pTheme, matrix);
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if (!m_rtBtn.IsEmpty())
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DrawDropDownButton(pGraphics, pTheme, &matrix);
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if (m_pEdit) {
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CFX_RectF rtEdit = m_pEdit->GetWidgetRect();
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CFX_Matrix mt(1, 0, 0, 1, rtEdit.left, rtEdit.top);
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mt.Concat(matrix);
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m_pEdit->DrawWidget(pGraphics, mt);
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}
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if (!IsMonthCalendarVisible())
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return;
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CFX_RectF rtMonth = m_pMonthCal->GetWidgetRect();
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CFX_Matrix mt(1, 0, 0, 1, rtMonth.left, rtMonth.top);
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mt.Concat(matrix);
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m_pMonthCal->DrawWidget(pGraphics, mt);
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}
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void CFWL_DateTimePicker::SetThemeProvider(IFWL_ThemeProvider* pTP) {
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m_pProperties->m_pThemeProvider = pTP;
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m_pMonthCal->SetThemeProvider(pTP);
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}
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void CFWL_DateTimePicker::GetCurSel(int32_t& iYear,
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int32_t& iMonth,
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int32_t& iDay) {
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iYear = m_iYear;
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iMonth = m_iMonth;
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iDay = m_iDay;
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}
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void CFWL_DateTimePicker::SetCurSel(int32_t iYear,
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int32_t iMonth,
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int32_t iDay) {
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if (iYear <= 0 || iYear >= 3000)
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return;
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if (iMonth <= 0 || iMonth >= 13)
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return;
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if (iDay <= 0 || iDay >= 32)
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return;
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m_iYear = iYear;
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m_iMonth = iMonth;
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m_iDay = iDay;
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m_pMonthCal->SetSelect(iYear, iMonth, iDay);
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}
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void CFWL_DateTimePicker::SetEditText(const WideString& wsText) {
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if (!m_pEdit)
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return;
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m_pEdit->SetText(wsText);
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RepaintRect(m_rtClient);
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CFWL_Event ev(CFWL_Event::Type::EditChanged);
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DispatchEvent(&ev);
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}
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WideString CFWL_DateTimePicker::GetEditText() const {
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return m_pEdit ? m_pEdit->GetText() : WideString();
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}
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int32_t CFWL_DateTimePicker::GetEditTextLength() const {
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return m_pEdit ? m_pEdit->GetTextLength() : 0;
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}
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CFX_RectF CFWL_DateTimePicker::GetBBox() const {
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CFX_RectF rect = m_pProperties->m_rtWidget;
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if (NeedsToShowButton())
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rect.width += m_fBtn;
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if (!IsMonthCalendarVisible())
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return rect;
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CFX_RectF rtMonth = m_pMonthCal->GetWidgetRect();
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rtMonth.Offset(m_pProperties->m_rtWidget.left, m_pProperties->m_rtWidget.top);
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rect.Union(rtMonth);
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return rect;
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}
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void CFWL_DateTimePicker::ModifyEditStylesEx(uint32_t dwStylesExAdded,
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uint32_t dwStylesExRemoved) {
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m_pEdit->ModifyStylesEx(dwStylesExAdded, dwStylesExRemoved);
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}
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void CFWL_DateTimePicker::DrawDropDownButton(CXFA_Graphics* pGraphics,
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IFWL_ThemeProvider* pTheme,
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const CFX_Matrix* pMatrix) {
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CFWL_ThemeBackground param;
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param.m_pWidget = this;
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param.m_iPart = CFWL_Part::DropDownButton;
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param.m_dwStates = m_iBtnState;
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param.m_pGraphics = pGraphics;
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param.m_rtPart = m_rtBtn;
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if (pMatrix)
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param.m_matrix.Concat(*pMatrix);
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pTheme->DrawBackground(param);
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}
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WideString CFWL_DateTimePicker::FormatDateString(int32_t iYear,
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int32_t iMonth,
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int32_t iDay) {
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if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_DTP_ShortDateFormat)
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return WideString::Format(L"%d-%d-%d", iYear, iMonth, iDay);
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return WideString::Format(L"%d Year %d Month %d Day", iYear, iMonth, iDay);
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}
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void CFWL_DateTimePicker::ShowMonthCalendar(bool bActivate) {
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if (IsMonthCalendarVisible() == bActivate)
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return;
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if (bActivate) {
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CFX_RectF rtMonthCal = m_pMonthCal->GetAutosizedWidgetRect();
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float fPopupMin = rtMonthCal.height;
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float fPopupMax = rtMonthCal.height;
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CFX_RectF rtAnchor(m_pProperties->m_rtWidget);
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rtAnchor.width = rtMonthCal.width;
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rtMonthCal.left = m_rtClient.left;
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rtMonthCal.top = rtAnchor.Height();
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GetPopupPos(fPopupMin, fPopupMax, rtAnchor, &rtMonthCal);
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m_pMonthCal->SetWidgetRect(rtMonthCal);
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if (m_iYear > 0 && m_iMonth > 0 && m_iDay > 0)
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m_pMonthCal->SetSelect(m_iYear, m_iMonth, m_iDay);
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m_pMonthCal->Update();
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}
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if (bActivate)
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m_pMonthCal->RemoveStates(FWL_WGTSTATE_Invisible);
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else
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m_pMonthCal->SetStates(FWL_WGTSTATE_Invisible);
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if (bActivate) {
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CFWL_MessageSetFocus msg(m_pEdit.get(), m_pMonthCal.get());
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m_pEdit->GetDelegate()->OnProcessMessage(&msg);
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}
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CFX_RectF rtInvalidate(0, 0, m_pProperties->m_rtWidget.width,
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m_pProperties->m_rtWidget.height);
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CFX_RectF rtCal = m_pMonthCal->GetWidgetRect();
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rtInvalidate.Union(rtCal);
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rtInvalidate.Inflate(2, 2);
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RepaintRect(rtInvalidate);
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}
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bool CFWL_DateTimePicker::IsMonthCalendarVisible() const {
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return m_pMonthCal && m_pMonthCal->IsVisible();
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}
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void CFWL_DateTimePicker::ResetEditAlignment() {
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if (!m_pEdit)
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return;
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uint32_t dwAdd = 0;
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switch (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_DTP_EditHAlignMask) {
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case FWL_STYLEEXT_DTP_EditHCenter: {
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dwAdd |= FWL_STYLEEXT_EDT_HCenter;
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break;
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}
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case FWL_STYLEEXT_DTP_EditHFar: {
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dwAdd |= FWL_STYLEEXT_EDT_HFar;
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break;
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}
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default: {
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dwAdd |= FWL_STYLEEXT_EDT_HNear;
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break;
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}
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}
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switch (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_DTP_EditVAlignMask) {
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case FWL_STYLEEXT_DTP_EditVCenter: {
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dwAdd |= FWL_STYLEEXT_EDT_VCenter;
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break;
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}
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case FWL_STYLEEXT_DTP_EditVFar: {
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dwAdd |= FWL_STYLEEXT_EDT_VFar;
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break;
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}
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default: {
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dwAdd |= FWL_STYLEEXT_EDT_VNear;
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break;
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}
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}
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if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_DTP_EditJustified)
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dwAdd |= FWL_STYLEEXT_EDT_Justified;
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m_pEdit->ModifyStylesEx(dwAdd, FWL_STYLEEXT_EDT_HAlignMask |
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FWL_STYLEEXT_EDT_HAlignModeMask |
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FWL_STYLEEXT_EDT_VAlignMask);
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}
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void CFWL_DateTimePicker::ProcessSelChanged(int32_t iYear,
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int32_t iMonth,
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int32_t iDay) {
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m_iYear = iYear;
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m_iMonth = iMonth;
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m_iDay = iDay;
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WideString wsText = FormatDateString(m_iYear, m_iMonth, m_iDay);
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m_pEdit->SetText(wsText);
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m_pEdit->Update();
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RepaintRect(m_rtClient);
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CFWL_EventSelectChanged ev(this);
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ev.iYear = m_iYear;
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ev.iMonth = m_iMonth;
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ev.iDay = m_iDay;
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DispatchEvent(&ev);
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}
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bool CFWL_DateTimePicker::NeedsToShowButton() const {
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return m_pProperties->m_dwStates & FWL_WGTSTATE_Focused ||
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m_pMonthCal->GetStates() & FWL_WGTSTATE_Focused ||
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m_pEdit->GetStates() & FWL_WGTSTATE_Focused;
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}
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void CFWL_DateTimePicker::OnProcessMessage(CFWL_Message* pMessage) {
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if (!pMessage)
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return;
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switch (pMessage->GetType()) {
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case CFWL_Message::Type::SetFocus:
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OnFocusChanged(pMessage, true);
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break;
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case CFWL_Message::Type::KillFocus:
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OnFocusChanged(pMessage, false);
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break;
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case CFWL_Message::Type::Mouse: {
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CFWL_MessageMouse* pMouse = static_cast<CFWL_MessageMouse*>(pMessage);
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switch (pMouse->m_dwCmd) {
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case FWL_MouseCommand::LeftButtonDown:
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OnLButtonDown(pMouse);
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break;
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case FWL_MouseCommand::LeftButtonUp:
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OnLButtonUp(pMouse);
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break;
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case FWL_MouseCommand::Move:
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OnMouseMove(pMouse);
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break;
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case FWL_MouseCommand::Leave:
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OnMouseLeave(pMouse);
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break;
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default:
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break;
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}
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break;
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}
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case CFWL_Message::Type::Key: {
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if (m_pEdit->GetStates() & FWL_WGTSTATE_Focused) {
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m_pEdit->GetDelegate()->OnProcessMessage(pMessage);
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return;
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}
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break;
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}
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default:
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break;
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}
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// Dst target could be |this|, continue only if not destroyed by above.
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if (pMessage->GetDstTarget())
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CFWL_Widget::OnProcessMessage(pMessage);
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}
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void CFWL_DateTimePicker::OnDrawWidget(CXFA_Graphics* pGraphics,
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const CFX_Matrix& matrix) {
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DrawWidget(pGraphics, matrix);
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}
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void CFWL_DateTimePicker::OnFocusChanged(CFWL_Message* pMsg, bool bSet) {
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if (!pMsg)
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return;
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CFX_RectF rtInvalidate(m_rtBtn);
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if (bSet) {
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m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused;
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if (m_pEdit && !(m_pEdit->GetStylesEx() & FWL_STYLEEXT_EDT_ReadOnly)) {
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m_rtBtn = CFX_RectF(m_pProperties->m_rtWidget.width, 0, m_fBtn,
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m_pProperties->m_rtWidget.height - 1);
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}
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rtInvalidate = m_rtBtn;
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pMsg->SetDstTarget(m_pEdit.get());
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m_pEdit->GetDelegate()->OnProcessMessage(pMsg);
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} else {
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m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused;
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m_rtBtn = CFX_RectF();
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if (IsMonthCalendarVisible())
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ShowMonthCalendar(false);
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if (m_pEdit->GetStates() & FWL_WGTSTATE_Focused) {
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pMsg->SetSrcTarget(m_pEdit.get());
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m_pEdit->GetDelegate()->OnProcessMessage(pMsg);
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}
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}
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rtInvalidate.Inflate(2, 2);
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RepaintRect(rtInvalidate);
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}
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void CFWL_DateTimePicker::OnLButtonDown(CFWL_MessageMouse* pMsg) {
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if (!pMsg)
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return;
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if (!m_rtBtn.Contains(pMsg->m_pos))
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return;
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if (IsMonthCalendarVisible()) {
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ShowMonthCalendar(false);
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return;
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}
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ShowMonthCalendar(true);
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m_bLBtnDown = true;
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RepaintRect(m_rtClient);
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}
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void CFWL_DateTimePicker::OnLButtonUp(CFWL_MessageMouse* pMsg) {
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if (!pMsg)
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return;
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m_bLBtnDown = false;
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if (m_rtBtn.Contains(pMsg->m_pos))
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m_iBtnState = CFWL_PartState_Hovered;
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else
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m_iBtnState = CFWL_PartState_Normal;
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RepaintRect(m_rtBtn);
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}
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void CFWL_DateTimePicker::OnMouseMove(CFWL_MessageMouse* pMsg) {
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if (!m_rtBtn.Contains(pMsg->m_pos))
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m_iBtnState = CFWL_PartState_Normal;
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RepaintRect(m_rtBtn);
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}
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void CFWL_DateTimePicker::OnMouseLeave(CFWL_MessageMouse* pMsg) {
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if (!pMsg)
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return;
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m_iBtnState = CFWL_PartState_Normal;
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RepaintRect(m_rtBtn);
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}
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void CFWL_DateTimePicker::GetPopupPos(float fMinHeight,
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float fMaxHeight,
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const CFX_RectF& rtAnchor,
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CFX_RectF* pPopupRect) {
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m_pWidgetMgr->GetAdapterPopupPos(this, fMinHeight, fMaxHeight, rtAnchor,
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pPopupRect);
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}
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void CFWL_DateTimePicker::ClearText() {
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m_pEdit->ClearText();
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}
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void CFWL_DateTimePicker::SelectAll() {
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m_pEdit->SelectAll();
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}
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void CFWL_DateTimePicker::ClearSelection() {
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m_pEdit->ClearSelection();
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}
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Optional<WideString> CFWL_DateTimePicker::Copy() {
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return m_pEdit->Copy();
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}
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Optional<WideString> CFWL_DateTimePicker::Cut() {
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return m_pEdit->Cut();
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}
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bool CFWL_DateTimePicker::Paste(const WideString& wsPaste) {
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return m_pEdit->Paste(wsPaste);
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}
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bool CFWL_DateTimePicker::Undo() {
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return m_pEdit->Undo();
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}
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bool CFWL_DateTimePicker::Redo() {
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return m_pEdit->Redo();
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}
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bool CFWL_DateTimePicker::CanUndo() {
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return m_pEdit->CanUndo();
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}
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|
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bool CFWL_DateTimePicker::CanRedo() {
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return m_pEdit->CanRedo();
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}
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