// 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/theme/cfwl_comboboxtp.h"
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#include "xfa/fwl/basewidget/ifwl_combobox.h"
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#include "xfa/fwl/core/cfwl_themebackground.h"
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#include "xfa/fwl/core/ifwl_themeprovider.h"
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#include "xfa/fwl/core/ifwl_widget.h"
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#include "xfa/fxgraphics/cfx_color.h"
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#include "xfa/fxgraphics/cfx_path.h"
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namespace {
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const float kComboFormHandler = 8.0f;
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} // namespace
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CFWL_ComboBoxTP::CFWL_ComboBoxTP() {
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m_dwThemeID = 0;
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}
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CFWL_ComboBoxTP::~CFWL_ComboBoxTP() {}
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bool CFWL_ComboBoxTP::IsValidWidget(IFWL_Widget* pWidget) {
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return pWidget && pWidget->GetClassID() == FWL_Type::ComboBox;
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}
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FX_BOOL CFWL_ComboBoxTP::DrawBackground(CFWL_ThemeBackground* pParams) {
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if (!pParams)
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return FALSE;
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switch (pParams->m_iPart) {
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case CFWL_Part::Border: {
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DrawBorder(pParams->m_pGraphics, &pParams->m_rtPart, &pParams->m_matrix);
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break;
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}
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case CFWL_Part::Edge: {
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DrawEdge(pParams->m_pGraphics, pParams->m_pWidget->GetStyles(),
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&pParams->m_rtPart, &pParams->m_matrix);
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break;
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}
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case CFWL_Part::Background: {
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CFX_Path path;
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path.Create();
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CFX_RectF& rect = pParams->m_rtPart;
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path.AddRectangle(rect.left, rect.top, rect.width, rect.height);
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CFX_Color cr;
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switch (pParams->m_dwStates) {
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case CFWL_PartState_Selected:
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cr = FWLTHEME_COLOR_BKSelected;
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break;
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case CFWL_PartState_Disabled:
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cr = FWLTHEME_COLOR_EDGERB1;
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break;
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default:
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cr = 0xFFFFFFFF;
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}
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pParams->m_pGraphics->SaveGraphState();
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pParams->m_pGraphics->SetFillColor(&cr);
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pParams->m_pGraphics->FillPath(&path, FXFILL_WINDING, &pParams->m_matrix);
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pParams->m_pGraphics->RestoreGraphState();
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break;
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}
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case CFWL_Part::DropDownButton: {
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DrawDropDownButton(pParams, pParams->m_dwStates, &pParams->m_matrix);
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break;
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}
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case CFWL_Part::StretchHandler: {
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DrawStrethHandler(pParams, 0, &pParams->m_matrix);
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break;
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}
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default: { return FALSE; }
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}
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return TRUE;
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}
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void CFWL_ComboBoxTP::DrawStrethHandler(CFWL_ThemeBackground* pParams,
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uint32_t dwStates,
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CFX_Matrix* pMatrix) {
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CFX_Path path;
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path.Create();
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path.AddRectangle(pParams->m_rtPart.left, pParams->m_rtPart.top,
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pParams->m_rtPart.width - 1, pParams->m_rtPart.height);
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CFX_Color cr(ArgbEncode(0xff, 0xff, 0, 0));
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pParams->m_pGraphics->SetFillColor(&cr);
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pParams->m_pGraphics->FillPath(&path, FXFILL_WINDING, &pParams->m_matrix);
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}
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void* CFWL_ComboBoxTP::GetCapacity(CFWL_ThemePart* pThemePart,
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CFWL_WidgetCapacity dwCapacity) {
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if (dwCapacity == CFWL_WidgetCapacity::ComboFormHandler) {
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m_fValue = kComboFormHandler;
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return &m_fValue;
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}
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return CFWL_WidgetTP::GetCapacity(pThemePart, dwCapacity);
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}
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void CFWL_ComboBoxTP::DrawDropDownButton(CFWL_ThemeBackground* pParams,
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uint32_t dwStates,
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CFX_Matrix* pMatrix) {
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FWLTHEME_STATE eState = FWLTHEME_STATE_Normal;
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switch (dwStates) {
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case CFWL_PartState_Normal: {
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eState = FWLTHEME_STATE_Normal;
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break;
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}
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case CFWL_PartState_Hovered: {
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eState = FWLTHEME_STATE_Hover;
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break;
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}
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case CFWL_PartState_Pressed: {
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eState = FWLTHEME_STATE_Pressed;
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break;
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}
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case CFWL_PartState_Disabled: {
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eState = FWLTHEME_STATE_Disabale;
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break;
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}
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default: {}
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}
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DrawArrowBtn(pParams->m_pGraphics, &pParams->m_rtPart,
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FWLTHEME_DIRECTION_Down, eState, &pParams->m_matrix);
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}
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