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Diffstat (limited to 'xfa/fwl/core/cfwl_caret.cpp')
-rw-r--r--xfa/fwl/core/cfwl_caret.cpp108
1 files changed, 108 insertions, 0 deletions
diff --git a/xfa/fwl/core/cfwl_caret.cpp b/xfa/fwl/core/cfwl_caret.cpp
new file mode 100644
index 0000000000..97cf1e9682
--- /dev/null
+++ b/xfa/fwl/core/cfwl_caret.cpp
@@ -0,0 +1,108 @@
+// 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/core/cfwl_caret.h"
+
+#include <utility>
+
+#include "third_party/base/ptr_util.h"
+#include "xfa/fwl/core/cfwl_notedriver.h"
+#include "xfa/fwl/core/cfwl_themebackground.h"
+#include "xfa/fwl/core/cfwl_timerinfo.h"
+#include "xfa/fwl/core/cfwl_widgetproperties.h"
+#include "xfa/fwl/core/ifwl_themeprovider.h"
+
+namespace {
+
+const uint32_t kFrequency = 400;
+
+} // namespace
+
+CFWL_Caret::CFWL_Caret(const CFWL_App* app,
+ std::unique_ptr<CFWL_WidgetProperties> properties,
+ IFWL_Widget* pOuter)
+ : IFWL_Widget(app, std::move(properties), pOuter),
+ m_pTimer(new CFWL_Caret::Timer(this)),
+ m_pTimerInfo(nullptr) {
+ SetStates(FWL_STATE_CAT_HightLight);
+}
+
+CFWL_Caret::~CFWL_Caret() {
+ if (m_pTimerInfo) {
+ m_pTimerInfo->StopTimer();
+ m_pTimerInfo = nullptr;
+ }
+}
+
+FWL_Type CFWL_Caret::GetClassID() const {
+ return FWL_Type::Caret;
+}
+
+void CFWL_Caret::Update() {}
+
+void CFWL_Caret::DrawWidget(CFX_Graphics* pGraphics,
+ const CFX_Matrix* pMatrix) {
+ if (!pGraphics)
+ return;
+ if (!m_pProperties->m_pThemeProvider)
+ m_pProperties->m_pThemeProvider = GetAvailableTheme();
+ if (!m_pProperties->m_pThemeProvider)
+ return;
+
+ DrawCaretBK(pGraphics, m_pProperties->m_pThemeProvider, pMatrix);
+}
+
+void CFWL_Caret::ShowCaret(bool bFlag) {
+ if (m_pTimerInfo) {
+ m_pTimerInfo->StopTimer();
+ m_pTimerInfo = nullptr;
+ }
+ if (bFlag)
+ m_pTimerInfo = m_pTimer->StartTimer(kFrequency, true);
+
+ SetStates(FWL_WGTSTATE_Invisible, !bFlag);
+}
+
+void CFWL_Caret::DrawCaretBK(CFX_Graphics* pGraphics,
+ IFWL_ThemeProvider* pTheme,
+ const CFX_Matrix* pMatrix) {
+ if (!(m_pProperties->m_dwStates & FWL_STATE_CAT_HightLight))
+ return;
+
+ CFX_RectF rect;
+ GetWidgetRect(rect);
+ rect.Set(0, 0, rect.width, rect.height);
+
+ CFWL_ThemeBackground param;
+ param.m_pWidget = this;
+ param.m_pGraphics = pGraphics;
+ param.m_rtPart = rect;
+ param.m_iPart = CFWL_Part::Background;
+ param.m_dwStates = CFWL_PartState_HightLight;
+ if (pMatrix)
+ param.m_matrix.Concat(*pMatrix);
+ pTheme->DrawBackground(&param);
+}
+
+void CFWL_Caret::OnProcessMessage(CFWL_Message* pMessage) {}
+
+void CFWL_Caret::OnDrawWidget(CFX_Graphics* pGraphics,
+ const CFX_Matrix* pMatrix) {
+ DrawWidget(pGraphics, pMatrix);
+}
+
+CFWL_Caret::Timer::Timer(CFWL_Caret* pCaret) : CFWL_Timer(pCaret) {}
+
+void CFWL_Caret::Timer::Run(CFWL_TimerInfo* pTimerInfo) {
+ CFWL_Caret* pCaret = static_cast<CFWL_Caret*>(m_pWidget);
+ pCaret->SetStates(FWL_STATE_CAT_HightLight,
+ !(pCaret->GetStates() & FWL_STATE_CAT_HightLight));
+
+ CFX_RectF rt;
+ pCaret->GetWidgetRect(rt);
+ rt.Set(0, 0, rt.width + 1, rt.height);
+ pCaret->Repaint(&rt);
+}