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|
// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// This file implements a simple generic version of the WebKitThemeEngine,
// Since WebThemeEngine is unfortunately defined in terms of the Windows
// Theme parameters and values, we need to translate all the values into
// generic equivalents that we can more easily understand. This file does
// that translation (acting as a Facade design pattern) and then uses
// TestShellWebTheme::Control for the actual rendering of the widgets.
//
#include "webkit/tools/test_shell/test_shell_webthemeengine.h"
// Although all this code is generic, we include these headers
// to pull in the Windows #defines for the parts and states of
// the controls.
#include <vsstyle.h>
#include <windows.h>
#include "base/logging.h"
#include "third_party/WebKit/WebKit/chromium/public/WebCanvas.h"
#include "third_party/WebKit/WebKit/chromium/public/WebRect.h"
#include "webkit/tools/test_shell/test_shell_webthemecontrol.h"
#include "third_party/skia/include/core/SkRect.h"
#ifndef CHECK_EQ
#define CHECK_EQ(a, b) CHECK((a) == (b))
#endif
// We define this for clarity, although there really should be a DFCS_NORMAL
// in winuser.h.
namespace {
const int kDFCSNormal = 0x0000;
}
using WebKit::WebCanvas;
using WebKit::WebColor;
using WebKit::WebRect;
namespace TestShellWebTheme {
SkIRect webRectToSkIRect(const WebRect &web_rect) {
SkIRect irect;
irect.set(web_rect.x, web_rect.y, web_rect.x + web_rect.width,
web_rect.y + web_rect.height);
return irect;
}
void drawControl(WebCanvas *canvas, const WebRect &rect, Control::Type ctype,
Control::State cstate) {
Control control(canvas, webRectToSkIRect(rect), ctype, cstate);
control.draw();
}
void drawTextField(WebCanvas *canvas, const WebRect &rect,
Control::Type ctype, Control::State cstate,
bool draw_edges, bool fill_content_area, WebColor color) {
Control control(canvas, webRectToSkIRect(rect), ctype, cstate);
control.drawTextField(draw_edges, fill_content_area, color);
}
void Engine::paintButton(WebCanvas* canvas, int part, int state,
int classic_state, const WebRect& rect) {
Control::Type ctype = Control::kUnknown_Type;
Control::State cstate = Control::kUnknown_State;
if (part == BP_CHECKBOX) {
switch (state) {
case CBS_UNCHECKEDNORMAL:
CHECK_EQ(classic_state, kDFCSNormal);
ctype = Control::kUncheckedBox_Type;
cstate = Control::kNormal_State;
break;
case CBS_UNCHECKEDHOT:
CHECK_EQ(classic_state, DFCS_BUTTONCHECK | DFCS_HOT);
ctype = Control::kUncheckedBox_Type;
cstate = Control::kHot_State;
break;
case CBS_UNCHECKEDPRESSED:
CHECK_EQ(classic_state, DFCS_BUTTONCHECK | DFCS_PUSHED);
ctype = Control::kUncheckedBox_Type;
cstate = Control::kPressed_State;
break;
case CBS_UNCHECKEDDISABLED:
CHECK_EQ(classic_state, DFCS_BUTTONCHECK | DFCS_INACTIVE);
ctype = Control::kUncheckedBox_Type;
cstate = Control::kDisabled_State;
break;
case CBS_CHECKEDNORMAL:
CHECK_EQ(classic_state, DFCS_BUTTONCHECK | DFCS_CHECKED);
ctype = Control::kCheckedBox_Type;
cstate = Control::kNormal_State;
break;
case CBS_CHECKEDHOT:
CHECK_EQ(classic_state, DFCS_BUTTONCHECK | DFCS_CHECKED | DFCS_HOT);
ctype = Control::kCheckedBox_Type;
cstate = Control::kHot_State;
break;
case CBS_CHECKEDPRESSED:
CHECK_EQ(classic_state, DFCS_BUTTONCHECK | DFCS_CHECKED | DFCS_PUSHED);
ctype = Control::kCheckedBox_Type;
cstate = Control::kPressed_State;
break;
case CBS_CHECKEDDISABLED:
CHECK_EQ(classic_state,
DFCS_BUTTONCHECK | DFCS_CHECKED | DFCS_INACTIVE);
ctype = Control::kCheckedBox_Type;
cstate = Control::kDisabled_State;
break;
default:
NOTREACHED();
break;
}
} else if (BP_RADIOBUTTON == part) {
switch (state) {
case RBS_UNCHECKEDNORMAL:
CHECK_EQ(classic_state, DFCS_BUTTONRADIO);
ctype = Control::kUncheckedRadio_Type;
cstate = Control::kNormal_State;
break;
case RBS_UNCHECKEDHOT:
CHECK_EQ(classic_state, DFCS_BUTTONRADIO | DFCS_HOT);
ctype = Control::kUncheckedRadio_Type;
cstate = Control::kHot_State;
break;
case RBS_UNCHECKEDPRESSED:
CHECK_EQ(classic_state, DFCS_BUTTONRADIO | DFCS_PUSHED);
ctype = Control::kUncheckedRadio_Type;
cstate = Control::kPressed_State;
break;
case RBS_UNCHECKEDDISABLED:
CHECK_EQ(classic_state, DFCS_BUTTONRADIO | DFCS_INACTIVE);
ctype = Control::kUncheckedRadio_Type;
cstate = Control::kDisabled_State;
break;
case RBS_CHECKEDNORMAL:
CHECK_EQ(classic_state, DFCS_BUTTONRADIO | DFCS_CHECKED);
ctype = Control::kCheckedRadio_Type;
cstate = Control::kNormal_State;
break;
case RBS_CHECKEDHOT:
CHECK_EQ(classic_state, DFCS_BUTTONRADIO | DFCS_CHECKED | DFCS_HOT);
ctype = Control::kCheckedRadio_Type;
cstate = Control::kHot_State;
break;
case RBS_CHECKEDPRESSED:
CHECK_EQ(classic_state, DFCS_BUTTONRADIO | DFCS_CHECKED | DFCS_PUSHED);
ctype = Control::kCheckedRadio_Type;
cstate = Control::kPressed_State;
break;
case RBS_CHECKEDDISABLED:
CHECK_EQ(classic_state,
DFCS_BUTTONRADIO | DFCS_CHECKED | DFCS_INACTIVE);
ctype = Control::kCheckedRadio_Type;
cstate = Control::kDisabled_State;
break;
default:
NOTREACHED();
break;
}
} else if (BP_PUSHBUTTON == part) {
switch (state) {
case PBS_NORMAL:
CHECK_EQ(classic_state, DFCS_BUTTONPUSH);
ctype = Control::kPushButton_Type;
cstate = Control::kNormal_State;
break;
case PBS_HOT:
CHECK_EQ(classic_state, DFCS_BUTTONPUSH | DFCS_HOT);
ctype = Control::kPushButton_Type;
cstate = Control::kHot_State;
break;
case PBS_PRESSED:
CHECK_EQ(classic_state, DFCS_BUTTONPUSH | DFCS_PUSHED);
ctype = Control::kPushButton_Type;
cstate = Control::kPressed_State;
break;
case PBS_DISABLED:
CHECK_EQ(classic_state, DFCS_BUTTONPUSH | DFCS_INACTIVE);
ctype = Control::kPushButton_Type;
cstate = Control::kDisabled_State;
break;
case PBS_DEFAULTED:
CHECK_EQ(classic_state, DFCS_BUTTONPUSH);
ctype = Control::kPushButton_Type;
cstate = Control::kFocused_State;
break;
default:
NOTREACHED();
break;
}
} else {
NOTREACHED();
}
drawControl(canvas, rect, ctype, cstate);
}
void Engine::paintMenuList(WebCanvas* canvas, int part, int state,
int classic_state, const WebRect& rect) {
Control::Type ctype = Control::kUnknown_Type;
Control::State cstate = Control::kUnknown_State;
if (CP_DROPDOWNBUTTON == part) {
ctype = Control::kDropDownButton_Type;
switch (state) {
case CBXS_NORMAL:
CHECK_EQ(classic_state, DFCS_MENUARROW);
cstate = Control::kNormal_State;
break;
case CBXS_HOT:
CHECK_EQ(classic_state, DFCS_MENUARROW | DFCS_HOT);
cstate = Control::kHover_State;
break;
case CBXS_PRESSED:
CHECK_EQ(classic_state, DFCS_MENUARROW | DFCS_PUSHED);
cstate = Control::kPressed_State;
break;
case CBXS_DISABLED:
CHECK_EQ(classic_state, DFCS_MENUARROW | DFCS_INACTIVE);
cstate = Control::kDisabled_State;
break;
default:
CHECK(false);
break;
}
} else {
CHECK(false);
}
drawControl(canvas, rect, ctype, cstate);
}
void Engine::paintScrollbarArrow(WebCanvas* canvas, int state,
int classic_state, const WebRect& rect) {
Control::Type ctype = Control::kUnknown_Type;
Control::State cstate = Control::kUnknown_State;
switch (state) {
case ABS_UPNORMAL:
CHECK_EQ(classic_state, DFCS_SCROLLUP);
ctype = Control::kUpArrow_Type;
cstate = Control::kNormal_State;
break;
case ABS_DOWNNORMAL:
CHECK_EQ(classic_state, DFCS_SCROLLDOWN);
ctype = Control::kDownArrow_Type;
cstate = Control::kNormal_State;
break;
case ABS_LEFTNORMAL:
CHECK_EQ(classic_state, DFCS_SCROLLLEFT);
ctype = Control::kLeftArrow_Type;
cstate = Control::kNormal_State;
break;
case ABS_RIGHTNORMAL:
CHECK_EQ(classic_state, DFCS_SCROLLRIGHT);
ctype = Control::kRightArrow_Type;
cstate = Control::kNormal_State;
break;
case ABS_UPHOT:
CHECK_EQ(classic_state, DFCS_SCROLLUP | DFCS_HOT);
ctype = Control::kUpArrow_Type;
cstate = Control::kHot_State;
break;
case ABS_DOWNHOT:
CHECK_EQ(classic_state, DFCS_SCROLLDOWN | DFCS_HOT);
ctype = Control::kDownArrow_Type;
cstate = Control::kHot_State;
break;
case ABS_LEFTHOT:
CHECK_EQ(classic_state, DFCS_SCROLLLEFT | DFCS_HOT);
ctype = Control::kLeftArrow_Type;
cstate = Control::kHot_State;
break;
case ABS_RIGHTHOT:
CHECK_EQ(classic_state, DFCS_SCROLLRIGHT | DFCS_HOT);
ctype = Control::kRightArrow_Type;
cstate = Control::kHot_State;
break;
case ABS_UPHOVER:
CHECK_EQ(classic_state, DFCS_SCROLLUP);
ctype = Control::kUpArrow_Type;
cstate = Control::kHover_State;
break;
case ABS_DOWNHOVER:
CHECK_EQ(classic_state, DFCS_SCROLLDOWN);
ctype = Control::kDownArrow_Type;
cstate = Control::kHover_State;
break;
case ABS_LEFTHOVER:
CHECK_EQ(classic_state, DFCS_SCROLLLEFT);
ctype = Control::kLeftArrow_Type;
cstate = Control::kHover_State;
break;
case ABS_RIGHTHOVER:
CHECK_EQ(classic_state, DFCS_SCROLLRIGHT);
ctype = Control::kRightArrow_Type;
cstate = Control::kHover_State;
break;
case ABS_UPPRESSED:
CHECK_EQ(classic_state, DFCS_SCROLLUP | DFCS_PUSHED | DFCS_FLAT);
ctype = Control::kUpArrow_Type;
cstate = Control::kPressed_State;
break;
case ABS_DOWNPRESSED:
CHECK_EQ(classic_state, DFCS_SCROLLDOWN | DFCS_PUSHED | DFCS_FLAT);
ctype = Control::kDownArrow_Type;
cstate = Control::kPressed_State;
break;
case ABS_LEFTPRESSED:
CHECK_EQ(classic_state, DFCS_SCROLLLEFT | DFCS_PUSHED | DFCS_FLAT);
ctype = Control::kLeftArrow_Type;
cstate = Control::kPressed_State;
break;
case ABS_RIGHTPRESSED:
CHECK_EQ(classic_state, DFCS_SCROLLRIGHT | DFCS_PUSHED | DFCS_FLAT);
ctype = Control::kRightArrow_Type;
cstate = Control::kPressed_State;
break;
case ABS_UPDISABLED:
CHECK_EQ(classic_state, DFCS_SCROLLUP | DFCS_INACTIVE);
ctype = Control::kUpArrow_Type;
cstate = Control::kDisabled_State;
break;
case ABS_DOWNDISABLED:
CHECK_EQ(classic_state, DFCS_SCROLLDOWN | DFCS_INACTIVE);
ctype = Control::kDownArrow_Type;
cstate = Control::kDisabled_State;
break;
case ABS_LEFTDISABLED:
CHECK_EQ(classic_state, DFCS_SCROLLLEFT | DFCS_INACTIVE);
ctype = Control::kLeftArrow_Type;
cstate = Control::kDisabled_State;
break;
case ABS_RIGHTDISABLED:
CHECK_EQ(classic_state, DFCS_SCROLLRIGHT | DFCS_INACTIVE);
ctype = Control::kRightArrow_Type;
cstate = Control::kDisabled_State;
break;
default:
NOTREACHED();
break;
}
drawControl(canvas, rect, ctype, cstate);
}
void Engine::paintScrollbarThumb(WebCanvas* canvas, int part, int state,
int classic_state, const WebRect& rect) {
Control::Type ctype = Control::kUnknown_Type;
Control::State cstate = Control::kUnknown_State;
switch (part) {
case SBP_THUMBBTNHORZ:
ctype = Control::kHorizontalScrollThumb_Type;
break;
case SBP_THUMBBTNVERT:
ctype = Control::kVerticalScrollThumb_Type;
break;
case SBP_GRIPPERHORZ:
ctype = Control::kHorizontalScrollGrip_Type;
break;
case SBP_GRIPPERVERT:
ctype = Control::kVerticalScrollGrip_Type;
break;
default:
NOTREACHED();
break;
}
switch (state) {
case SCRBS_NORMAL:
CHECK_EQ(classic_state, kDFCSNormal);
cstate = Control::kNormal_State;
break;
case SCRBS_HOT:
CHECK_EQ(classic_state, DFCS_HOT);
cstate = Control::kHot_State;
break;
case SCRBS_HOVER:
CHECK_EQ(classic_state, kDFCSNormal);
cstate = Control::kHover_State;
break;
case SCRBS_PRESSED:
CHECK_EQ(classic_state, kDFCSNormal);
cstate = Control::kPressed_State;
break;
case SCRBS_DISABLED:
NOTREACHED(); // This should never happen in practice.
break;
default:
NOTREACHED();
break;
}
drawControl(canvas, rect, ctype, cstate);
}
void Engine::paintScrollbarTrack(WebCanvas* canvas, int part, int state,
int classic_state, const WebRect& rect,
const WebRect& align_rect) {
Control::Type ctype = Control::kUnknown_Type;
Control::State cstate = Control::kUnknown_State;
switch (part) {
case SBP_UPPERTRACKHORZ:
ctype = Control::kHorizontalScrollTrackBack_Type;
break;
case SBP_LOWERTRACKHORZ:
ctype = Control::kHorizontalScrollTrackForward_Type;
break;
case SBP_UPPERTRACKVERT:
ctype = Control::kVerticalScrollTrackBack_Type;
break;
case SBP_LOWERTRACKVERT:
ctype = Control::kVerticalScrollTrackForward_Type;
break;
default:
NOTREACHED();
break;
}
switch (state) {
case SCRBS_NORMAL:
CHECK_EQ(classic_state, kDFCSNormal);
cstate = Control::kNormal_State;
break;
case SCRBS_HOT:
NOTREACHED(); // This should never happen in practice.
break;
case SCRBS_HOVER:
CHECK_EQ(classic_state, kDFCSNormal);
cstate = Control::kHover_State;
break;
case SCRBS_PRESSED:
NOTREACHED(); // This should never happen in practice.
break;
case SCRBS_DISABLED:
CHECK_EQ(classic_state, DFCS_INACTIVE);
cstate = Control::kDisabled_State;
break;
default:
CHECK(false);
break;
}
drawControl(canvas, rect, ctype, cstate);
}
void Engine::paintTextField(WebCanvas* canvas, int part, int state,
int classic_state, const WebRect& rect,
WebColor color, bool fill_content_area,
bool draw_edges) {
Control::Type ctype = Control::kUnknown_Type;
Control::State cstate = Control::kUnknown_State;
CHECK_EQ(EP_EDITTEXT, part);
ctype = Control::kTextField_Type;
switch (state) {
case ETS_NORMAL:
CHECK_EQ(classic_state, kDFCSNormal);
cstate = Control::kNormal_State;
break;
case ETS_HOT:
CHECK_EQ(classic_state, DFCS_HOT);
cstate = Control::kHot_State;
break;
case ETS_DISABLED:
CHECK_EQ(classic_state, DFCS_INACTIVE);
cstate = Control::kDisabled_State;
break;
case ETS_SELECTED:
CHECK_EQ(classic_state, DFCS_PUSHED);
cstate = Control::kPressed_State;
break;
case ETS_FOCUSED:
CHECK_EQ(classic_state, kDFCSNormal);
cstate = Control::kFocused_State;
break;
case ETS_READONLY:
CHECK_EQ(classic_state, kDFCSNormal);
cstate = Control::kReadOnly_State;
break;
default:
NOTREACHED();
break;
}
drawTextField(canvas, rect, ctype, cstate, draw_edges, fill_content_area,
color);
}
void Engine::paintTrackbar(WebCanvas* canvas, int part, int state,
int classic_state, const WebRect& rect) {
Control::Type ctype = Control::kUnknown_Type;
Control::State cstate = Control::kUnknown_State;
if (TKP_THUMBBOTTOM == part) {
ctype = Control::kHorizontalSliderThumb_Type;
switch (state) {
case TUS_NORMAL:
CHECK_EQ(classic_state, kDFCSNormal);
cstate = Control::kNormal_State;
break;
case TUS_HOT:
CHECK_EQ(classic_state, DFCS_HOT);
cstate = Control::kHot_State;
break;
case TUS_DISABLED:
CHECK_EQ(classic_state, DFCS_INACTIVE);
cstate = Control::kDisabled_State;
break;
case TUS_PRESSED:
CHECK_EQ(classic_state, DFCS_PUSHED);
cstate = Control::kPressed_State;
break;
default:
NOTREACHED();
break;
}
} else if (TKP_TRACK == part) {
ctype = Control::kHorizontalSliderTrack_Type;
CHECK_EQ(part, TUS_NORMAL);
CHECK_EQ(classic_state, kDFCSNormal);
cstate = Control::kNormal_State;
} else {
NOTREACHED();
}
drawControl(canvas, rect, ctype, cstate);
}
} // namespace TestShellWebTheme
|
