88 lines
2.3 KiB
C++
88 lines
2.3 KiB
C++
|
// Copyright 2014 The PDFium Authors
|
||
|
|
// 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_caret.h"
|
||
|
|
|
||
|
|
#include <utility>
|
||
|
|
|
||
|
|
#include "xfa/fwl/cfwl_app.h"
|
||
|
|
#include "xfa/fwl/cfwl_notedriver.h"
|
||
|
|
#include "xfa/fwl/cfwl_themebackground.h"
|
||
|
|
#include "xfa/fwl/ifwl_themeprovider.h"
|
||
|
|
|
||
|
|
namespace {
|
||
|
|
|
||
|
|
const uint32_t kBlinkPeriodMs = 600;
|
||
|
|
|
||
|
|
constexpr int kStateHighlight = (1 << 0);
|
||
|
|
|
||
|
|
} // namespace
|
||
|
|
|
||
|
|
CFWL_Caret::CFWL_Caret(CFWL_App* app,
|
||
|
|
const Properties& properties,
|
||
|
|
CFWL_Widget* pOuter)
|
||
|
|
: CFWL_Widget(app, properties, pOuter) {
|
||
|
|
SetStates(kStateHighlight);
|
||
|
|
}
|
||
|
|
|
||
|
|
CFWL_Caret::~CFWL_Caret() = default;
|
||
|
|
|
||
|
|
FWL_Type CFWL_Caret::GetClassID() const {
|
||
|
|
return FWL_Type::Caret;
|
||
|
|
}
|
||
|
|
|
||
|
|
void CFWL_Caret::Update() {}
|
||
|
|
|
||
|
|
void CFWL_Caret::DrawWidget(CFGAS_GEGraphics* pGraphics,
|
||
|
|
const CFX_Matrix& matrix) {
|
||
|
|
if (!pGraphics)
|
||
|
|
return;
|
||
|
|
|
||
|
|
DrawCaretBK(pGraphics, matrix);
|
||
|
|
}
|
||
|
|
|
||
|
|
void CFWL_Caret::ShowCaret() {
|
||
|
|
m_pTimer = std::make_unique<CFX_Timer>(GetFWLApp()->GetTimerHandler(), this,
|
||
|
|
kBlinkPeriodMs);
|
||
|
|
RemoveStates(FWL_STATE_WGT_Invisible);
|
||
|
|
SetStates(kStateHighlight);
|
||
|
|
}
|
||
|
|
|
||
|
|
void CFWL_Caret::HideCaret() {
|
||
|
|
m_pTimer.reset();
|
||
|
|
SetStates(FWL_STATE_WGT_Invisible);
|
||
|
|
}
|
||
|
|
|
||
|
|
void CFWL_Caret::DrawCaretBK(CFGAS_GEGraphics* pGraphics,
|
||
|
|
const CFX_Matrix& mtMatrix) {
|
||
|
|
if (!(m_Properties.m_dwStates & kStateHighlight))
|
||
|
|
return;
|
||
|
|
|
||
|
|
CFWL_ThemeBackground param(CFWL_ThemePart::Part::kBackground, this,
|
||
|
|
pGraphics);
|
||
|
|
param.m_PartRect = CFX_RectF(0, 0, GetWidgetRect().Size());
|
||
|
|
param.m_dwStates = CFWL_PartState::kHightLight;
|
||
|
|
param.m_matrix = mtMatrix;
|
||
|
|
GetThemeProvider()->DrawBackground(param);
|
||
|
|
}
|
||
|
|
|
||
|
|
void CFWL_Caret::OnProcessMessage(CFWL_Message* pMessage) {}
|
||
|
|
|
||
|
|
void CFWL_Caret::OnDrawWidget(CFGAS_GEGraphics* pGraphics,
|
||
|
|
const CFX_Matrix& matrix) {
|
||
|
|
DrawWidget(pGraphics, matrix);
|
||
|
|
}
|
||
|
|
|
||
|
|
void CFWL_Caret::OnTimerFired() {
|
||
|
|
if (!(GetStates() & kStateHighlight))
|
||
|
|
SetStates(kStateHighlight);
|
||
|
|
else
|
||
|
|
RemoveStates(kStateHighlight);
|
||
|
|
|
||
|
|
CFX_RectF rt = GetWidgetRect();
|
||
|
|
RepaintRect(CFX_RectF(0, 0, rt.width + 1, rt.height));
|
||
|
|
}
|