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