OLD | NEW |
| (Empty) |
1 // Copyright 2014 PDFium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
6 | |
7 #include "xfa/fwl/core/ifwl_widget.h" | |
8 | |
9 #include <algorithm> | |
10 #include <utility> | |
11 | |
12 #include "xfa/fde/tto/fde_textout.h" | |
13 #include "xfa/fwl/core/cfwl_app.h" | |
14 #include "xfa/fwl/core/cfwl_evtkey.h" | |
15 #include "xfa/fwl/core/cfwl_evtkillfocus.h" | |
16 #include "xfa/fwl/core/cfwl_evtmouse.h" | |
17 #include "xfa/fwl/core/cfwl_evtmousewheel.h" | |
18 #include "xfa/fwl/core/cfwl_evtsetfocus.h" | |
19 #include "xfa/fwl/core/cfwl_evtsizechanged.h" | |
20 #include "xfa/fwl/core/cfwl_form.h" | |
21 #include "xfa/fwl/core/cfwl_msgkey.h" | |
22 #include "xfa/fwl/core/cfwl_msgkillfocus.h" | |
23 #include "xfa/fwl/core/cfwl_msgmouse.h" | |
24 #include "xfa/fwl/core/cfwl_msgmousewheel.h" | |
25 #include "xfa/fwl/core/cfwl_msgsetfocus.h" | |
26 #include "xfa/fwl/core/cfwl_notedriver.h" | |
27 #include "xfa/fwl/core/cfwl_themebackground.h" | |
28 #include "xfa/fwl/core/cfwl_themepart.h" | |
29 #include "xfa/fwl/core/cfwl_themetext.h" | |
30 #include "xfa/fwl/core/cfwl_widgetmgr.h" | |
31 #include "xfa/fwl/core/ifwl_combobox.h" | |
32 #include "xfa/fwl/core/ifwl_themeprovider.h" | |
33 #include "xfa/fxfa/xfa_ffapp.h" | |
34 | |
35 #define FWL_STYLEEXT_MNU_Vert (1L << 0) | |
36 #define FWL_WGT_CalcHeight 2048 | |
37 #define FWL_WGT_CalcWidth 2048 | |
38 #define FWL_WGT_CalcMultiLineDefWidth 120.0f | |
39 | |
40 IFWL_Widget::IFWL_Widget(const CFWL_App* app, | |
41 std::unique_ptr<CFWL_WidgetProperties> properties, | |
42 IFWL_Widget* pOuter) | |
43 : m_pOwnerApp(app), | |
44 m_pWidgetMgr(app->GetWidgetMgr()), | |
45 m_pProperties(std::move(properties)), | |
46 m_pOuter(pOuter), | |
47 m_iLock(0), | |
48 m_pLayoutItem(nullptr), | |
49 m_pAssociate(nullptr), | |
50 m_nEventKey(0), | |
51 m_pDelegate(nullptr) { | |
52 ASSERT(m_pWidgetMgr); | |
53 | |
54 IFWL_Widget* pParent = m_pProperties->m_pParent; | |
55 m_pWidgetMgr->InsertWidget(pParent, this); | |
56 if (IsChild()) | |
57 return; | |
58 | |
59 IFWL_Widget* pOwner = m_pProperties->m_pOwner; | |
60 if (pOwner) | |
61 m_pWidgetMgr->SetOwner(pOwner, this); | |
62 } | |
63 | |
64 IFWL_Widget::~IFWL_Widget() { | |
65 NotifyDriver(); | |
66 m_pWidgetMgr->RemoveWidget(this); | |
67 } | |
68 | |
69 bool IFWL_Widget::IsInstance(const CFX_WideStringC& wsClass) const { | |
70 return false; | |
71 } | |
72 | |
73 void IFWL_Widget::GetWidgetRect(CFX_RectF& rect, bool bAutoSize) { | |
74 if (!bAutoSize) { | |
75 rect = m_pProperties->m_rtWidget; | |
76 return; | |
77 } | |
78 | |
79 if (HasEdge()) { | |
80 FX_FLOAT fEdge = GetEdgeWidth(); | |
81 rect.Inflate(fEdge, fEdge); | |
82 } | |
83 if (HasBorder()) { | |
84 FX_FLOAT fBorder = GetBorderSize(); | |
85 rect.Inflate(fBorder, fBorder); | |
86 } | |
87 } | |
88 | |
89 void IFWL_Widget::SetWidgetRect(const CFX_RectF& rect) { | |
90 CFX_RectF rtOld = m_pProperties->m_rtWidget; | |
91 m_pProperties->m_rtWidget = rect; | |
92 if (IsChild()) { | |
93 if (FXSYS_fabs(rtOld.width - rect.width) > 0.5f || | |
94 FXSYS_fabs(rtOld.height - rect.height) > 0.5f) { | |
95 CFWL_EvtSizeChanged ev; | |
96 ev.m_pSrcTarget = this; | |
97 ev.m_rtOld = rtOld; | |
98 ev.m_rtNew = rect; | |
99 | |
100 if (IFWL_WidgetDelegate* pDelegate = GetDelegate()) | |
101 pDelegate->OnProcessEvent(&ev); | |
102 } | |
103 return; | |
104 } | |
105 m_pWidgetMgr->SetWidgetRect_Native(this, rect); | |
106 } | |
107 | |
108 void IFWL_Widget::GetClientRect(CFX_RectF& rect) { | |
109 GetEdgeRect(rect); | |
110 if (HasEdge()) { | |
111 FX_FLOAT fEdge = GetEdgeWidth(); | |
112 rect.Deflate(fEdge, fEdge); | |
113 } | |
114 } | |
115 | |
116 void IFWL_Widget::SetParent(IFWL_Widget* pParent) { | |
117 m_pProperties->m_pParent = pParent; | |
118 m_pWidgetMgr->SetParent(pParent, this); | |
119 } | |
120 | |
121 uint32_t IFWL_Widget::GetStyles() const { | |
122 return m_pProperties->m_dwStyles; | |
123 } | |
124 | |
125 void IFWL_Widget::ModifyStyles(uint32_t dwStylesAdded, | |
126 uint32_t dwStylesRemoved) { | |
127 m_pProperties->m_dwStyles = | |
128 (m_pProperties->m_dwStyles & ~dwStylesRemoved) | dwStylesAdded; | |
129 } | |
130 | |
131 uint32_t IFWL_Widget::GetStylesEx() const { | |
132 return m_pProperties->m_dwStyleExes; | |
133 } | |
134 uint32_t IFWL_Widget::GetStates() const { | |
135 return m_pProperties->m_dwStates; | |
136 } | |
137 | |
138 void IFWL_Widget::ModifyStylesEx(uint32_t dwStylesExAdded, | |
139 uint32_t dwStylesExRemoved) { | |
140 m_pProperties->m_dwStyleExes = | |
141 (m_pProperties->m_dwStyleExes & ~dwStylesExRemoved) | dwStylesExAdded; | |
142 } | |
143 | |
144 static void NotifyHideChildWidget(CFWL_WidgetMgr* widgetMgr, | |
145 IFWL_Widget* widget, | |
146 CFWL_NoteDriver* noteDriver) { | |
147 IFWL_Widget* child = widgetMgr->GetFirstChildWidget(widget); | |
148 while (child) { | |
149 noteDriver->NotifyTargetHide(child); | |
150 NotifyHideChildWidget(widgetMgr, child, noteDriver); | |
151 child = widgetMgr->GetNextSiblingWidget(child); | |
152 } | |
153 } | |
154 | |
155 void IFWL_Widget::SetStates(uint32_t dwStates, bool bSet) { | |
156 bSet ? (m_pProperties->m_dwStates |= dwStates) | |
157 : (m_pProperties->m_dwStates &= ~dwStates); | |
158 if (!(dwStates & FWL_WGTSTATE_Invisible) || !bSet) | |
159 return; | |
160 | |
161 CFWL_NoteDriver* noteDriver = | |
162 static_cast<CFWL_NoteDriver*>(GetOwnerApp()->GetNoteDriver()); | |
163 CFWL_WidgetMgr* widgetMgr = GetOwnerApp()->GetWidgetMgr(); | |
164 noteDriver->NotifyTargetHide(this); | |
165 IFWL_Widget* child = widgetMgr->GetFirstChildWidget(this); | |
166 while (child) { | |
167 noteDriver->NotifyTargetHide(child); | |
168 NotifyHideChildWidget(widgetMgr, child, noteDriver); | |
169 child = widgetMgr->GetNextSiblingWidget(child); | |
170 } | |
171 return; | |
172 } | |
173 | |
174 FWL_WidgetHit IFWL_Widget::HitTest(FX_FLOAT fx, FX_FLOAT fy) { | |
175 CFX_RectF rtClient; | |
176 GetClientRect(rtClient); | |
177 if (rtClient.Contains(fx, fy)) | |
178 return FWL_WidgetHit::Client; | |
179 if (HasEdge()) { | |
180 CFX_RectF rtEdge; | |
181 GetEdgeRect(rtEdge); | |
182 if (rtEdge.Contains(fx, fy)) | |
183 return FWL_WidgetHit::Edge; | |
184 } | |
185 if (HasBorder()) { | |
186 CFX_RectF rtRelative; | |
187 GetRelativeRect(rtRelative); | |
188 if (rtRelative.Contains(fx, fy)) | |
189 return FWL_WidgetHit::Border; | |
190 } | |
191 return FWL_WidgetHit::Unknown; | |
192 } | |
193 | |
194 void IFWL_Widget::TransformTo(IFWL_Widget* pWidget, | |
195 FX_FLOAT& fx, | |
196 FX_FLOAT& fy) { | |
197 if (m_pWidgetMgr->IsFormDisabled()) { | |
198 CFX_SizeF szOffset; | |
199 if (IsParent(pWidget)) { | |
200 szOffset = GetOffsetFromParent(pWidget); | |
201 } else { | |
202 szOffset = pWidget->GetOffsetFromParent(this); | |
203 szOffset.x = -szOffset.x; | |
204 szOffset.y = -szOffset.y; | |
205 } | |
206 fx += szOffset.x; | |
207 fy += szOffset.y; | |
208 return; | |
209 } | |
210 CFX_RectF r; | |
211 CFX_Matrix m; | |
212 IFWL_Widget* parent = GetParent(); | |
213 if (parent) { | |
214 GetWidgetRect(r); | |
215 fx += r.left; | |
216 fy += r.top; | |
217 GetMatrix(m, true); | |
218 m.TransformPoint(fx, fy); | |
219 } | |
220 IFWL_Widget* form1 = m_pWidgetMgr->GetSystemFormWidget(this); | |
221 if (!form1) | |
222 return; | |
223 if (!pWidget) { | |
224 form1->GetWidgetRect(r); | |
225 fx += r.left; | |
226 fy += r.top; | |
227 return; | |
228 } | |
229 IFWL_Widget* form2 = m_pWidgetMgr->GetSystemFormWidget(pWidget); | |
230 if (!form2) | |
231 return; | |
232 if (form1 != form2) { | |
233 form1->GetWidgetRect(r); | |
234 fx += r.left; | |
235 fy += r.top; | |
236 form2->GetWidgetRect(r); | |
237 fx -= r.left; | |
238 fy -= r.top; | |
239 } | |
240 parent = pWidget->GetParent(); | |
241 if (parent) { | |
242 pWidget->GetMatrix(m, true); | |
243 CFX_Matrix m1; | |
244 m1.SetIdentity(); | |
245 m1.SetReverse(m); | |
246 m1.TransformPoint(fx, fy); | |
247 pWidget->GetWidgetRect(r); | |
248 fx -= r.left; | |
249 fy -= r.top; | |
250 } | |
251 } | |
252 | |
253 void IFWL_Widget::GetMatrix(CFX_Matrix& matrix, bool bGlobal) { | |
254 if (!m_pProperties) | |
255 return; | |
256 if (!bGlobal) { | |
257 matrix.SetIdentity(); | |
258 return; | |
259 } | |
260 | |
261 IFWL_Widget* parent = GetParent(); | |
262 CFX_ArrayTemplate<IFWL_Widget*> parents; | |
263 while (parent) { | |
264 parents.Add(parent); | |
265 parent = parent->GetParent(); | |
266 } | |
267 matrix.SetIdentity(); | |
268 CFX_Matrix ctmOnParent; | |
269 CFX_RectF rect; | |
270 int32_t count = parents.GetSize(); | |
271 for (int32_t i = count - 2; i >= 0; i--) { | |
272 parent = parents.GetAt(i); | |
273 parent->GetMatrix(ctmOnParent, false); | |
274 parent->GetWidgetRect(rect); | |
275 matrix.Concat(ctmOnParent, true); | |
276 matrix.Translate(rect.left, rect.top, true); | |
277 } | |
278 CFX_Matrix m; | |
279 m.SetIdentity(); | |
280 matrix.Concat(m, true); | |
281 parents.RemoveAll(); | |
282 } | |
283 | |
284 IFWL_ThemeProvider* IFWL_Widget::GetThemeProvider() const { | |
285 return m_pProperties->m_pThemeProvider; | |
286 } | |
287 | |
288 void IFWL_Widget::SetThemeProvider(IFWL_ThemeProvider* pThemeProvider) { | |
289 m_pProperties->m_pThemeProvider = pThemeProvider; | |
290 } | |
291 | |
292 bool IFWL_Widget::IsEnabled() const { | |
293 return (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) == 0; | |
294 } | |
295 | |
296 bool IFWL_Widget::IsActive() const { | |
297 return (m_pProperties->m_dwStates & FWL_WGTSTATE_Deactivated) == 0; | |
298 } | |
299 | |
300 bool IFWL_Widget::HasBorder() const { | |
301 return !!(m_pProperties->m_dwStyles & FWL_WGTSTYLE_Border); | |
302 } | |
303 | |
304 bool IFWL_Widget::HasEdge() const { | |
305 return !!(m_pProperties->m_dwStyles & FWL_WGTSTYLE_EdgeMask); | |
306 } | |
307 | |
308 bool IFWL_Widget::IsVisible() const { | |
309 return (m_pProperties->m_dwStates & FWL_WGTSTATE_Invisible) == 0; | |
310 } | |
311 | |
312 bool IFWL_Widget::IsOverLapper() const { | |
313 return (m_pProperties->m_dwStyles & FWL_WGTSTYLE_WindowTypeMask) == | |
314 FWL_WGTSTYLE_OverLapper; | |
315 } | |
316 | |
317 bool IFWL_Widget::IsPopup() const { | |
318 return !!(m_pProperties->m_dwStyles & FWL_WGTSTYLE_Popup); | |
319 } | |
320 | |
321 bool IFWL_Widget::IsChild() const { | |
322 return !!(m_pProperties->m_dwStyles & FWL_WGTSTYLE_Child); | |
323 } | |
324 | |
325 bool IFWL_Widget::IsOffscreen() const { | |
326 return !!(m_pProperties->m_dwStyles & FWL_WGTSTYLE_Offscreen); | |
327 } | |
328 | |
329 void IFWL_Widget::GetEdgeRect(CFX_RectF& rtEdge) { | |
330 rtEdge = m_pProperties->m_rtWidget; | |
331 rtEdge.left = rtEdge.top = 0; | |
332 if (HasBorder()) { | |
333 FX_FLOAT fCX = GetBorderSize(); | |
334 FX_FLOAT fCY = GetBorderSize(false); | |
335 rtEdge.Deflate(fCX, fCY); | |
336 } | |
337 } | |
338 | |
339 FX_FLOAT IFWL_Widget::GetBorderSize(bool bCX) { | |
340 FX_FLOAT* pfBorder = static_cast<FX_FLOAT*>(GetThemeCapacity( | |
341 bCX ? CFWL_WidgetCapacity::CXBorder : CFWL_WidgetCapacity::CYBorder)); | |
342 if (!pfBorder) | |
343 return 0; | |
344 return *pfBorder; | |
345 } | |
346 | |
347 FX_FLOAT IFWL_Widget::GetEdgeWidth() { | |
348 CFWL_WidgetCapacity dwCapacity = CFWL_WidgetCapacity::None; | |
349 switch (m_pProperties->m_dwStyles & FWL_WGTSTYLE_EdgeMask) { | |
350 case FWL_WGTSTYLE_EdgeFlat: { | |
351 dwCapacity = CFWL_WidgetCapacity::EdgeFlat; | |
352 break; | |
353 } | |
354 case FWL_WGTSTYLE_EdgeRaised: { | |
355 dwCapacity = CFWL_WidgetCapacity::EdgeRaised; | |
356 break; | |
357 } | |
358 case FWL_WGTSTYLE_EdgeSunken: { | |
359 dwCapacity = CFWL_WidgetCapacity::EdgeSunken; | |
360 break; | |
361 } | |
362 } | |
363 if (dwCapacity != CFWL_WidgetCapacity::None) { | |
364 FX_FLOAT* fRet = static_cast<FX_FLOAT*>(GetThemeCapacity(dwCapacity)); | |
365 return fRet ? *fRet : 0; | |
366 } | |
367 return 0; | |
368 } | |
369 | |
370 void IFWL_Widget::GetRelativeRect(CFX_RectF& rect) { | |
371 rect = m_pProperties->m_rtWidget; | |
372 rect.left = rect.top = 0; | |
373 } | |
374 | |
375 void* IFWL_Widget::GetThemeCapacity(CFWL_WidgetCapacity dwCapacity) { | |
376 IFWL_ThemeProvider* pTheme = GetAvailableTheme(); | |
377 if (!pTheme) | |
378 return nullptr; | |
379 | |
380 CFWL_ThemePart part; | |
381 part.m_pWidget = this; | |
382 return pTheme->GetCapacity(&part, dwCapacity); | |
383 } | |
384 | |
385 IFWL_ThemeProvider* IFWL_Widget::GetAvailableTheme() { | |
386 if (m_pProperties->m_pThemeProvider) | |
387 return m_pProperties->m_pThemeProvider; | |
388 | |
389 IFWL_Widget* pUp = this; | |
390 do { | |
391 pUp = (pUp->GetStyles() & FWL_WGTSTYLE_Popup) | |
392 ? m_pWidgetMgr->GetOwnerWidget(pUp) | |
393 : m_pWidgetMgr->GetParentWidget(pUp); | |
394 if (pUp) { | |
395 IFWL_ThemeProvider* pRet = pUp->GetThemeProvider(); | |
396 if (pRet) | |
397 return pRet; | |
398 } | |
399 } while (pUp); | |
400 return nullptr; | |
401 } | |
402 | |
403 IFWL_Widget* IFWL_Widget::GetRootOuter() { | |
404 IFWL_Widget* pRet = m_pOuter; | |
405 if (!pRet) | |
406 return nullptr; | |
407 | |
408 while (IFWL_Widget* pOuter = pRet->GetOuter()) | |
409 pRet = pOuter; | |
410 return pRet; | |
411 } | |
412 | |
413 CFX_SizeF IFWL_Widget::CalcTextSize(const CFX_WideString& wsText, | |
414 IFWL_ThemeProvider* pTheme, | |
415 bool bMultiLine, | |
416 int32_t iLineWidth) { | |
417 if (!pTheme) | |
418 return CFX_SizeF(); | |
419 | |
420 CFWL_ThemeText calPart; | |
421 calPart.m_pWidget = this; | |
422 calPart.m_wsText = wsText; | |
423 calPart.m_dwTTOStyles = | |
424 bMultiLine ? FDE_TTOSTYLE_LineWrap : FDE_TTOSTYLE_SingleLine; | |
425 calPart.m_iTTOAlign = FDE_TTOALIGNMENT_TopLeft; | |
426 CFX_RectF rect; | |
427 FX_FLOAT fWidth = bMultiLine | |
428 ? (iLineWidth > 0 ? (FX_FLOAT)iLineWidth | |
429 : FWL_WGT_CalcMultiLineDefWidth) | |
430 : FWL_WGT_CalcWidth; | |
431 rect.Set(0, 0, fWidth, FWL_WGT_CalcHeight); | |
432 pTheme->CalcTextRect(&calPart, rect); | |
433 return CFX_SizeF(rect.width, rect.height); | |
434 } | |
435 | |
436 void IFWL_Widget::CalcTextRect(const CFX_WideString& wsText, | |
437 IFWL_ThemeProvider* pTheme, | |
438 uint32_t dwTTOStyles, | |
439 int32_t iTTOAlign, | |
440 CFX_RectF& rect) { | |
441 CFWL_ThemeText calPart; | |
442 calPart.m_pWidget = this; | |
443 calPart.m_wsText = wsText; | |
444 calPart.m_dwTTOStyles = dwTTOStyles; | |
445 calPart.m_iTTOAlign = iTTOAlign; | |
446 pTheme->CalcTextRect(&calPart, rect); | |
447 } | |
448 | |
449 void IFWL_Widget::SetFocus(bool bFocus) { | |
450 if (m_pWidgetMgr->IsFormDisabled()) | |
451 return; | |
452 | |
453 const CFWL_App* pApp = GetOwnerApp(); | |
454 if (!pApp) | |
455 return; | |
456 | |
457 CFWL_NoteDriver* pDriver = | |
458 static_cast<CFWL_NoteDriver*>(pApp->GetNoteDriver()); | |
459 if (!pDriver) | |
460 return; | |
461 | |
462 IFWL_Widget* curFocus = pDriver->GetFocus(); | |
463 if (bFocus && curFocus != this) | |
464 pDriver->SetFocus(this); | |
465 else if (!bFocus && curFocus == this) | |
466 pDriver->SetFocus(nullptr); | |
467 } | |
468 | |
469 void IFWL_Widget::SetGrab(bool bSet) { | |
470 const CFWL_App* pApp = GetOwnerApp(); | |
471 if (!pApp) | |
472 return; | |
473 | |
474 CFWL_NoteDriver* pDriver = | |
475 static_cast<CFWL_NoteDriver*>(pApp->GetNoteDriver()); | |
476 pDriver->SetGrab(this, bSet); | |
477 } | |
478 | |
479 void IFWL_Widget::GetPopupPos(FX_FLOAT fMinHeight, | |
480 FX_FLOAT fMaxHeight, | |
481 const CFX_RectF& rtAnchor, | |
482 CFX_RectF& rtPopup) { | |
483 if (GetClassID() == FWL_Type::ComboBox) { | |
484 if (m_pWidgetMgr->IsFormDisabled()) { | |
485 m_pWidgetMgr->GetAdapterPopupPos(this, fMinHeight, fMaxHeight, rtAnchor, | |
486 rtPopup); | |
487 return; | |
488 } | |
489 GetPopupPosComboBox(fMinHeight, fMaxHeight, rtAnchor, rtPopup); | |
490 return; | |
491 } | |
492 if (GetClassID() == FWL_Type::DateTimePicker && | |
493 m_pWidgetMgr->IsFormDisabled()) { | |
494 m_pWidgetMgr->GetAdapterPopupPos(this, fMinHeight, fMaxHeight, rtAnchor, | |
495 rtPopup); | |
496 return; | |
497 } | |
498 GetPopupPosGeneral(fMinHeight, fMaxHeight, rtAnchor, rtPopup); | |
499 } | |
500 | |
501 bool IFWL_Widget::GetPopupPosMenu(FX_FLOAT fMinHeight, | |
502 FX_FLOAT fMaxHeight, | |
503 const CFX_RectF& rtAnchor, | |
504 CFX_RectF& rtPopup) { | |
505 FX_FLOAT fx = 0; | |
506 FX_FLOAT fy = 0; | |
507 | |
508 if (GetStylesEx() & FWL_STYLEEXT_MNU_Vert) { | |
509 bool bLeft = m_pProperties->m_rtWidget.left < 0; | |
510 FX_FLOAT fRight = rtAnchor.right() + rtPopup.width; | |
511 TransformTo(nullptr, fx, fy); | |
512 if (fRight + fx > 0.0f || bLeft) { | |
513 rtPopup.Set(rtAnchor.left - rtPopup.width, rtAnchor.top, rtPopup.width, | |
514 rtPopup.height); | |
515 } else { | |
516 rtPopup.Set(rtAnchor.right(), rtAnchor.top, rtPopup.width, | |
517 rtPopup.height); | |
518 } | |
519 } else { | |
520 FX_FLOAT fBottom = rtAnchor.bottom() + rtPopup.height; | |
521 TransformTo(nullptr, fx, fy); | |
522 if (fBottom + fy > 0.0f) { | |
523 rtPopup.Set(rtAnchor.left, rtAnchor.top - rtPopup.height, rtPopup.width, | |
524 rtPopup.height); | |
525 } else { | |
526 rtPopup.Set(rtAnchor.left, rtAnchor.bottom(), rtPopup.width, | |
527 rtPopup.height); | |
528 } | |
529 } | |
530 rtPopup.Offset(fx, fy); | |
531 return true; | |
532 } | |
533 | |
534 bool IFWL_Widget::GetPopupPosComboBox(FX_FLOAT fMinHeight, | |
535 FX_FLOAT fMaxHeight, | |
536 const CFX_RectF& rtAnchor, | |
537 CFX_RectF& rtPopup) { | |
538 FX_FLOAT fx = 0; | |
539 FX_FLOAT fy = 0; | |
540 | |
541 FX_FLOAT fPopHeight = rtPopup.height; | |
542 if (rtPopup.height > fMaxHeight) | |
543 fPopHeight = fMaxHeight; | |
544 else if (rtPopup.height < fMinHeight) | |
545 fPopHeight = fMinHeight; | |
546 | |
547 FX_FLOAT fWidth = std::max(rtAnchor.width, rtPopup.width); | |
548 FX_FLOAT fBottom = rtAnchor.bottom() + fPopHeight; | |
549 TransformTo(nullptr, fx, fy); | |
550 if (fBottom + fy > 0.0f) | |
551 rtPopup.Set(rtAnchor.left, rtAnchor.top - fPopHeight, fWidth, fPopHeight); | |
552 else | |
553 rtPopup.Set(rtAnchor.left, rtAnchor.bottom(), fWidth, fPopHeight); | |
554 | |
555 rtPopup.Offset(fx, fy); | |
556 return true; | |
557 } | |
558 | |
559 bool IFWL_Widget::GetPopupPosGeneral(FX_FLOAT fMinHeight, | |
560 FX_FLOAT fMaxHeight, | |
561 const CFX_RectF& rtAnchor, | |
562 CFX_RectF& rtPopup) { | |
563 FX_FLOAT fx = 0; | |
564 FX_FLOAT fy = 0; | |
565 | |
566 TransformTo(nullptr, fx, fy); | |
567 if (rtAnchor.bottom() + fy > 0.0f) { | |
568 rtPopup.Set(rtAnchor.left, rtAnchor.top - rtPopup.height, rtPopup.width, | |
569 rtPopup.height); | |
570 } else { | |
571 rtPopup.Set(rtAnchor.left, rtAnchor.bottom(), rtPopup.width, | |
572 rtPopup.height); | |
573 } | |
574 rtPopup.Offset(fx, fy); | |
575 return true; | |
576 } | |
577 | |
578 void IFWL_Widget::RegisterEventTarget(IFWL_Widget* pEventSource) { | |
579 const CFWL_App* pApp = GetOwnerApp(); | |
580 if (!pApp) | |
581 return; | |
582 | |
583 CFWL_NoteDriver* pNoteDriver = pApp->GetNoteDriver(); | |
584 if (!pNoteDriver) | |
585 return; | |
586 | |
587 pNoteDriver->RegisterEventTarget(this, pEventSource); | |
588 } | |
589 | |
590 void IFWL_Widget::UnregisterEventTarget() { | |
591 const CFWL_App* pApp = GetOwnerApp(); | |
592 if (!pApp) | |
593 return; | |
594 | |
595 CFWL_NoteDriver* pNoteDriver = pApp->GetNoteDriver(); | |
596 if (!pNoteDriver) | |
597 return; | |
598 | |
599 pNoteDriver->UnregisterEventTarget(this); | |
600 } | |
601 | |
602 void IFWL_Widget::DispatchKeyEvent(CFWL_MsgKey* pNote) { | |
603 if (!pNote) | |
604 return; | |
605 | |
606 auto pEvent = pdfium::MakeUnique<CFWL_EvtKey>(); | |
607 pEvent->m_pSrcTarget = this; | |
608 pEvent->m_dwCmd = pNote->m_dwCmd; | |
609 pEvent->m_dwKeyCode = pNote->m_dwKeyCode; | |
610 pEvent->m_dwFlags = pNote->m_dwFlags; | |
611 DispatchEvent(pEvent.get()); | |
612 } | |
613 | |
614 void IFWL_Widget::DispatchEvent(CFWL_Event* pEvent) { | |
615 if (m_pOuter) { | |
616 m_pOuter->GetDelegate()->OnProcessEvent(pEvent); | |
617 return; | |
618 } | |
619 const CFWL_App* pApp = GetOwnerApp(); | |
620 if (!pApp) | |
621 return; | |
622 | |
623 CFWL_NoteDriver* pNoteDriver = pApp->GetNoteDriver(); | |
624 if (!pNoteDriver) | |
625 return; | |
626 pNoteDriver->SendEvent(pEvent); | |
627 } | |
628 | |
629 void IFWL_Widget::Repaint(const CFX_RectF* pRect) { | |
630 if (pRect) { | |
631 m_pWidgetMgr->RepaintWidget(this, pRect); | |
632 return; | |
633 } | |
634 CFX_RectF rect; | |
635 rect = m_pProperties->m_rtWidget; | |
636 rect.left = rect.top = 0; | |
637 m_pWidgetMgr->RepaintWidget(this, &rect); | |
638 } | |
639 | |
640 void IFWL_Widget::DrawBackground(CFX_Graphics* pGraphics, | |
641 CFWL_Part iPartBk, | |
642 IFWL_ThemeProvider* pTheme, | |
643 const CFX_Matrix* pMatrix) { | |
644 CFX_RectF rtRelative; | |
645 GetRelativeRect(rtRelative); | |
646 CFWL_ThemeBackground param; | |
647 param.m_pWidget = this; | |
648 param.m_iPart = iPartBk; | |
649 param.m_pGraphics = pGraphics; | |
650 if (pMatrix) | |
651 param.m_matrix.Concat(*pMatrix, true); | |
652 param.m_rtPart = rtRelative; | |
653 pTheme->DrawBackground(¶m); | |
654 } | |
655 | |
656 void IFWL_Widget::DrawBorder(CFX_Graphics* pGraphics, | |
657 CFWL_Part iPartBorder, | |
658 IFWL_ThemeProvider* pTheme, | |
659 const CFX_Matrix* pMatrix) { | |
660 CFX_RectF rtRelative; | |
661 GetRelativeRect(rtRelative); | |
662 CFWL_ThemeBackground param; | |
663 param.m_pWidget = this; | |
664 param.m_iPart = iPartBorder; | |
665 param.m_pGraphics = pGraphics; | |
666 if (pMatrix) | |
667 param.m_matrix.Concat(*pMatrix, true); | |
668 param.m_rtPart = rtRelative; | |
669 pTheme->DrawBackground(¶m); | |
670 } | |
671 | |
672 void IFWL_Widget::DrawEdge(CFX_Graphics* pGraphics, | |
673 CFWL_Part iPartEdge, | |
674 IFWL_ThemeProvider* pTheme, | |
675 const CFX_Matrix* pMatrix) { | |
676 CFX_RectF rtEdge; | |
677 GetEdgeRect(rtEdge); | |
678 CFWL_ThemeBackground param; | |
679 param.m_pWidget = this; | |
680 param.m_iPart = iPartEdge; | |
681 param.m_pGraphics = pGraphics; | |
682 if (pMatrix) | |
683 param.m_matrix.Concat(*pMatrix, true); | |
684 param.m_rtPart = rtEdge; | |
685 pTheme->DrawBackground(¶m); | |
686 } | |
687 | |
688 void IFWL_Widget::NotifyDriver() { | |
689 const CFWL_App* pApp = GetOwnerApp(); | |
690 if (!pApp) | |
691 return; | |
692 | |
693 CFWL_NoteDriver* pDriver = | |
694 static_cast<CFWL_NoteDriver*>(pApp->GetNoteDriver()); | |
695 if (!pDriver) | |
696 return; | |
697 | |
698 pDriver->NotifyTargetDestroy(this); | |
699 } | |
700 | |
701 CFX_SizeF IFWL_Widget::GetOffsetFromParent(IFWL_Widget* pParent) { | |
702 if (pParent == this) | |
703 return CFX_SizeF(); | |
704 | |
705 CFWL_WidgetMgr* pWidgetMgr = GetOwnerApp()->GetWidgetMgr(); | |
706 if (!pWidgetMgr) | |
707 return CFX_SizeF(); | |
708 | |
709 CFX_SizeF szRet(m_pProperties->m_rtWidget.left, | |
710 m_pProperties->m_rtWidget.top); | |
711 | |
712 IFWL_Widget* pDstWidget = GetParent(); | |
713 while (pDstWidget && pDstWidget != pParent) { | |
714 CFX_RectF rtDst; | |
715 pDstWidget->GetWidgetRect(rtDst); | |
716 szRet += CFX_SizeF(rtDst.left, rtDst.top); | |
717 pDstWidget = pWidgetMgr->GetParentWidget(pDstWidget); | |
718 } | |
719 return szRet; | |
720 } | |
721 | |
722 bool IFWL_Widget::IsParent(IFWL_Widget* pParent) { | |
723 IFWL_Widget* pUpWidget = GetParent(); | |
724 while (pUpWidget) { | |
725 if (pUpWidget == pParent) | |
726 return true; | |
727 pUpWidget = pUpWidget->GetParent(); | |
728 } | |
729 return false; | |
730 } | |
731 | |
732 void IFWL_Widget::OnProcessMessage(CFWL_Message* pMessage) { | |
733 if (!pMessage->m_pDstTarget) | |
734 return; | |
735 | |
736 IFWL_Widget* pWidget = pMessage->m_pDstTarget; | |
737 CFWL_MessageType dwMsgCode = pMessage->GetClassID(); | |
738 switch (dwMsgCode) { | |
739 case CFWL_MessageType::Mouse: { | |
740 CFWL_MsgMouse* pMsgMouse = static_cast<CFWL_MsgMouse*>(pMessage); | |
741 CFWL_EvtMouse evt; | |
742 evt.m_pSrcTarget = pWidget; | |
743 evt.m_pDstTarget = pWidget; | |
744 evt.m_dwCmd = pMsgMouse->m_dwCmd; | |
745 evt.m_dwFlags = pMsgMouse->m_dwFlags; | |
746 evt.m_fx = pMsgMouse->m_fx; | |
747 evt.m_fy = pMsgMouse->m_fy; | |
748 pWidget->DispatchEvent(&evt); | |
749 break; | |
750 } | |
751 case CFWL_MessageType::MouseWheel: { | |
752 CFWL_MsgMouseWheel* pMsgMouseWheel = | |
753 static_cast<CFWL_MsgMouseWheel*>(pMessage); | |
754 CFWL_EvtMouseWheel evt; | |
755 evt.m_pSrcTarget = pWidget; | |
756 evt.m_pDstTarget = pWidget; | |
757 evt.m_dwFlags = pMsgMouseWheel->m_dwFlags; | |
758 evt.m_fDeltaX = pMsgMouseWheel->m_fDeltaX; | |
759 evt.m_fDeltaY = pMsgMouseWheel->m_fDeltaY; | |
760 evt.m_fx = pMsgMouseWheel->m_fx; | |
761 evt.m_fy = pMsgMouseWheel->m_fy; | |
762 pWidget->DispatchEvent(&evt); | |
763 break; | |
764 } | |
765 case CFWL_MessageType::Key: { | |
766 CFWL_MsgKey* pMsgKey = static_cast<CFWL_MsgKey*>(pMessage); | |
767 CFWL_EvtKey evt; | |
768 evt.m_pSrcTarget = pWidget; | |
769 evt.m_pDstTarget = pWidget; | |
770 evt.m_dwKeyCode = pMsgKey->m_dwKeyCode; | |
771 evt.m_dwFlags = pMsgKey->m_dwFlags; | |
772 evt.m_dwCmd = pMsgKey->m_dwCmd; | |
773 pWidget->DispatchEvent(&evt); | |
774 break; | |
775 } | |
776 case CFWL_MessageType::SetFocus: { | |
777 CFWL_MsgSetFocus* pMsgSetFocus = static_cast<CFWL_MsgSetFocus*>(pMessage); | |
778 CFWL_EvtSetFocus evt; | |
779 evt.m_pSrcTarget = pMsgSetFocus->m_pDstTarget; | |
780 evt.m_pDstTarget = pMsgSetFocus->m_pDstTarget; | |
781 evt.m_pSetFocus = pWidget; | |
782 pWidget->DispatchEvent(&evt); | |
783 break; | |
784 } | |
785 case CFWL_MessageType::KillFocus: { | |
786 CFWL_MsgKillFocus* pMsgKillFocus = | |
787 static_cast<CFWL_MsgKillFocus*>(pMessage); | |
788 CFWL_EvtKillFocus evt; | |
789 evt.m_pSrcTarget = pMsgKillFocus->m_pDstTarget; | |
790 evt.m_pDstTarget = pMsgKillFocus->m_pDstTarget; | |
791 evt.m_pKillFocus = pWidget; | |
792 pWidget->DispatchEvent(&evt); | |
793 break; | |
794 } | |
795 default: | |
796 break; | |
797 } | |
798 } | |
799 | |
800 void IFWL_Widget::OnProcessEvent(CFWL_Event* pEvent) {} | |
801 | |
802 void IFWL_Widget::OnDrawWidget(CFX_Graphics* pGraphics, | |
803 const CFX_Matrix* pMatrix) {} | |
OLD | NEW |