|
1 /* |
|
2 * Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). |
|
3 * All rights reserved. |
|
4 * This component and the accompanying materials are made available |
|
5 * under the terms of "Eclipse Public License v1.0" |
|
6 * which accompanies this distribution, and is available |
|
7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
|
8 * |
|
9 * Initial Contributors: |
|
10 * Nokia Corporation - initial contribution. |
|
11 * |
|
12 * Contributors: |
|
13 * |
|
14 * Description: A visualizer for data items with separator. |
|
15 * |
|
16 */ |
|
17 |
|
18 |
|
19 //#include <fsconfig.h> |
|
20 |
|
21 #include "emailtrace.h" |
|
22 #include "fsseparatorvisualizer.h" |
|
23 #include "fsseparatordata.h" |
|
24 #include "fstreelist.h" |
|
25 #include "fslayoutmanager.h" |
|
26 // <cmail> SF |
|
27 #include <alf/alfanchorlayout.h> |
|
28 #include <alf/alfcurvepath.h> |
|
29 #include <alf/alflinevisual.h> |
|
30 #include <alf/alfenv.h> |
|
31 #include <alf/alfevent.h> |
|
32 // </cmail> |
|
33 |
|
34 // ======== MEMBER FUNCTIONS ======== |
|
35 |
|
36 // --------------------------------------------------------------------------- |
|
37 // Two-phased constructor. |
|
38 // --------------------------------------------------------------------------- |
|
39 // |
|
40 EXPORT_C CFsSeparatorVisualizer* |
|
41 CFsSeparatorVisualizer::NewL( CAlfControl& aOwnerControl ) |
|
42 { |
|
43 FUNC_LOG; |
|
44 CFsSeparatorVisualizer* self = new( ELeave ) CFsSeparatorVisualizer( aOwnerControl ); |
|
45 CleanupStack::PushL( self ); |
|
46 self->ConstructL( ); |
|
47 CleanupStack::Pop( self ); |
|
48 return self; |
|
49 } |
|
50 |
|
51 |
|
52 // --------------------------------------------------------------------------- |
|
53 // C++ destructor. |
|
54 // --------------------------------------------------------------------------- |
|
55 // |
|
56 CFsSeparatorVisualizer::~CFsSeparatorVisualizer() |
|
57 { |
|
58 FUNC_LOG; |
|
59 |
|
60 } |
|
61 |
|
62 |
|
63 // --------------------------------------------------------------------------- |
|
64 // The function sets separator's thickness in pixels. |
|
65 // --------------------------------------------------------------------------- |
|
66 // |
|
67 void CFsSeparatorVisualizer::SetSeparatorThickness( const TInt aThickness ) |
|
68 { |
|
69 FUNC_LOG; |
|
70 iThickness = aThickness; |
|
71 } |
|
72 |
|
73 |
|
74 // --------------------------------------------------------------------------- |
|
75 // The function returns thikness of the separator line. |
|
76 // --------------------------------------------------------------------------- |
|
77 // |
|
78 TInt CFsSeparatorVisualizer::SeparatorThickness( ) const |
|
79 { |
|
80 FUNC_LOG; |
|
81 return iThickness; |
|
82 } |
|
83 |
|
84 |
|
85 // --------------------------------------------------------------------------- |
|
86 // Sets the width of separator line. The separator line is always centered |
|
87 // horizontaly. The line width is given as the percentage of the whole item's width. |
|
88 // --------------------------------------------------------------------------- |
|
89 // |
|
90 void CFsSeparatorVisualizer::SetSeparatorWidth ( TReal32 aWidth ) |
|
91 { |
|
92 FUNC_LOG; |
|
93 iWidth = aWidth; |
|
94 |
|
95 if ( iWidth > 1.0 ) |
|
96 { |
|
97 iWidth = 1.0; |
|
98 } |
|
99 else if ( iWidth < 0.1 ) |
|
100 { |
|
101 iWidth = 0.1; |
|
102 } |
|
103 } |
|
104 |
|
105 |
|
106 // --------------------------------------------------------------------------- |
|
107 // Returns the width of the separator line. |
|
108 // --------------------------------------------------------------------------- |
|
109 // |
|
110 TReal32 CFsSeparatorVisualizer::SetSeparatorWidth ( ) const |
|
111 { |
|
112 FUNC_LOG; |
|
113 return iWidth; |
|
114 } |
|
115 |
|
116 |
|
117 // --------------------------------------------------------------------------- |
|
118 // From class MFsTreeItemVisualizer. |
|
119 // Returns visualizer's type. |
|
120 // --------------------------------------------------------------------------- |
|
121 // |
|
122 TFsTreeItemVisualizerType CFsSeparatorVisualizer::Type() const |
|
123 { |
|
124 FUNC_LOG; |
|
125 return EFsSeparatorVisualizer; |
|
126 } |
|
127 |
|
128 |
|
129 // --------------------------------------------------------------------------- |
|
130 // From class MFsTreeItemVisualizer. |
|
131 // Sets multiple flags for an item at one time. |
|
132 // --------------------------------------------------------------------------- |
|
133 // |
|
134 void CFsSeparatorVisualizer::SetFlags( TUint32 aFlags ) |
|
135 { |
|
136 FUNC_LOG; |
|
137 iFlags = aFlags; |
|
138 iFlags &= ~KFsTreeListItemFocusable; |
|
139 iFlags &= ~KFsTreeListItemManagedLayout; |
|
140 iFlags &= ~KFsTreeListItemExtendable; |
|
141 iFlags &= ~KFsTreeListItemExtended; |
|
142 iFlags &= ~KFsTreeListItemAlwaysExtended; |
|
143 } |
|
144 |
|
145 |
|
146 // --------------------------------------------------------------------------- |
|
147 // From class MFsTreeItemVisualizer. |
|
148 // Returns the size of an item in a normal (not extended) state. |
|
149 // --------------------------------------------------------------------------- |
|
150 // |
|
151 TSize CFsSeparatorVisualizer::Size() const |
|
152 { |
|
153 FUNC_LOG; |
|
154 return iSize; |
|
155 } |
|
156 |
|
157 |
|
158 // --------------------------------------------------------------------------- |
|
159 // From class MFsTreeItemVisualizer. |
|
160 // Sets the item's visualization state to extended. |
|
161 // Separator cannot be extended - the function has no effect. |
|
162 // --------------------------------------------------------------------------- |
|
163 // |
|
164 void CFsSeparatorVisualizer::SetExtended( TBool /*aFlag*/ ) |
|
165 { |
|
166 FUNC_LOG; |
|
167 iFlags &= ~KFsTreeListItemExtended; |
|
168 } |
|
169 |
|
170 |
|
171 // --------------------------------------------------------------------------- |
|
172 // From class MFsTreeItemVisualizer. |
|
173 // Returns extended/not extended state of the item visualization. |
|
174 // Separator cannot be extended - the function always returns EFalse. |
|
175 // --------------------------------------------------------------------------- |
|
176 // |
|
177 TBool CFsSeparatorVisualizer::IsExtended() const |
|
178 { |
|
179 FUNC_LOG; |
|
180 return EFalse; |
|
181 } |
|
182 |
|
183 |
|
184 // --------------------------------------------------------------------------- |
|
185 // From class MFsTreeItemVisualizer. |
|
186 // Sets if an item can be in extended state or not. |
|
187 // Separator is not extendable - the function has no effect. |
|
188 // --------------------------------------------------------------------------- |
|
189 // |
|
190 void CFsSeparatorVisualizer::SetExtendable( TBool /*aFlag*/ ) |
|
191 { |
|
192 FUNC_LOG; |
|
193 iFlags &= ~KFsTreeListItemExtendable; |
|
194 } |
|
195 |
|
196 |
|
197 // --------------------------------------------------------------------------- |
|
198 // From class MFsTreeItemVisualizer. |
|
199 // Returns an information if item can be in extended state. |
|
200 // Separator is not extendable - the function always returns EFalse. |
|
201 // --------------------------------------------------------------------------- |
|
202 // |
|
203 TBool CFsSeparatorVisualizer::IsExtendable( ) |
|
204 { |
|
205 FUNC_LOG; |
|
206 return EFalse; |
|
207 } |
|
208 |
|
209 |
|
210 // --------------------------------------------------------------------------- |
|
211 // From class MFsTreeItemVisualizer. |
|
212 // This functions sets wether an item should always be in extended state. |
|
213 // --------------------------------------------------------------------------- |
|
214 // |
|
215 void CFsSeparatorVisualizer::SetAlwaysExtended( TBool /*aAlwaysExtended*/ ) |
|
216 { |
|
217 FUNC_LOG; |
|
218 iFlags &= ~KFsTreeListItemAlwaysExtended; |
|
219 } |
|
220 |
|
221 |
|
222 // --------------------------------------------------------------------------- |
|
223 // From class MFsTreeItemVisualizer. |
|
224 // This function returns wether an item is always in extended state. |
|
225 // --------------------------------------------------------------------------- |
|
226 // |
|
227 TBool CFsSeparatorVisualizer::IsAlwaysExtended( ) const |
|
228 { |
|
229 FUNC_LOG; |
|
230 return EFalse; |
|
231 } |
|
232 |
|
233 |
|
234 // --------------------------------------------------------------------------- |
|
235 // From class MFsTreeItemVisualizer. |
|
236 // A call to this function means that the item is requested to draw itself |
|
237 // within specified parent layout. |
|
238 // --------------------------------------------------------------------------- |
|
239 // |
|
240 void CFsSeparatorVisualizer::ShowL( CAlfLayout& aParentLayout, |
|
241 const TUint aTimeout ) |
|
242 { |
|
243 FUNC_LOG; |
|
244 if (!iLayout) |
|
245 { |
|
246 iParentLayout = &aParentLayout; |
|
247 iLayout = CAlfAnchorLayout::AddNewL(iOwnerControl,iParentLayout); |
|
248 iLayout->EnableBrushesL(); |
|
249 iLayout->SetClipping(ETrue); |
|
250 iLayout->SetFlag( EAlfVisualFlagIgnorePointer ); |
|
251 |
|
252 CAlfCurvePath* path = CAlfCurvePath::NewLC( iOwnerControl.Env() ); |
|
253 path->AppendLineL(TPoint(0, 1), TPoint(100, 1), 1 ); |
|
254 iLineVisual = CAlfLineVisual::AddNewL( iOwnerControl, iLayout ); |
|
255 iLineVisual->SetPath(path, EAlfHasOwnership); |
|
256 iLineVisual->SetThickness( TAlfTimedValue(static_cast<TReal32>(iThickness), 0) ); |
|
257 iLineVisual->SetColor(KRgbBlack); |
|
258 CleanupStack::Pop(path); |
|
259 iLineVisual->SetFlag( EAlfVisualFlagIgnorePointer ); |
|
260 } |
|
261 else |
|
262 { |
|
263 //visuals are already created but not attached to the list layout |
|
264 if (!iLayout->Layout()) |
|
265 { |
|
266 aParentLayout.Append(iLayout, aTimeout); |
|
267 iParentLayout = &aParentLayout; |
|
268 } |
|
269 } |
|
270 } |
|
271 |
|
272 // --------------------------------------------------------------------------- |
|
273 // From class MFsTreeItemVisualizer. |
|
274 // A call to this function means that the item is requested to update its |
|
275 // visual content. |
|
276 // --------------------------------------------------------------------------- |
|
277 // |
|
278 void CFsSeparatorVisualizer::UpdateL( const MFsTreeItemData& aData, |
|
279 TBool /*aFocused*/, |
|
280 const TUint aLevel, |
|
281 CAlfTexture*& /*aMarkIcon*/, |
|
282 CAlfTexture*& /*aMenuIcon*/, |
|
283 const TUint /*aTimeout*/, |
|
284 TBool /*aUpdateData*/) |
|
285 { |
|
286 FUNC_LOG; |
|
287 if ( iLayout && iLineVisual ) |
|
288 { |
|
289 if ( aData.Type() == KFsSeparatorDataType ) |
|
290 { |
|
291 const CFsSeparatorData* data = static_cast<const CFsSeparatorData*>(&aData); |
|
292 |
|
293 TSize size; |
|
294 |
|
295 size = Size(); |
|
296 size.iWidth = iParentLayout->Size().Target().iX - iParentLayout->HorizontalPadding()*2; |
|
297 //shrink width if we are at some level in the hierarchy |
|
298 TInt indentation(0); |
|
299 indentation = iTextIndentation * ( aLevel - 1 ); |
|
300 TRect currentSize = size; |
|
301 if (CFsLayoutManager::IsMirrored()) |
|
302 { |
|
303 currentSize.iBr = currentSize.iBr - TPoint(indentation, 0); |
|
304 } |
|
305 else |
|
306 { |
|
307 currentSize.iTl = currentSize.iTl + TPoint(indentation, 0); |
|
308 } |
|
309 |
|
310 CAlfCurvePath* path(NULL); |
|
311 path = iLineVisual->Path(); |
|
312 |
|
313 if ( path ) |
|
314 { |
|
315 path->Reset(); |
|
316 |
|
317 //draw the line in the middle of item's height |
|
318 TInt y(0); |
|
319 y = ( currentSize.Height() - iThickness ) / 2; |
|
320 |
|
321 //width |
|
322 TRect separatorRect = currentSize; |
|
323 |
|
324 separatorRect.iTl.iY = y; |
|
325 separatorRect.iBr.iY = y; |
|
326 |
|
327 TInt lineWidth(0), space(0); |
|
328 lineWidth = currentSize.Width() * iWidth; |
|
329 space = ( currentSize.Width() - lineWidth ) / 2; |
|
330 |
|
331 separatorRect.iTl += TPoint( space, 0 ); |
|
332 separatorRect.iBr -= TPoint( space, 0 ); |
|
333 |
|
334 path->AppendLineL( separatorRect.iTl, separatorRect.iBr, 1 ); |
|
335 |
|
336 iLineVisual->SetThickness( TAlfTimedValue(static_cast<TReal32>(iThickness), 0) ); |
|
337 iLineVisual->SetColor( data->SeparatorColor() ); |
|
338 } |
|
339 } |
|
340 |
|
341 iLayout->UpdateChildrenLayout( 0 ); |
|
342 } |
|
343 } |
|
344 |
|
345 // --------------------------------------------------------------------------- |
|
346 // From class MFsTreeItemVisualizer. |
|
347 // A call to this function means that the item goes out of the visible items |
|
348 // scope. |
|
349 // --------------------------------------------------------------------------- |
|
350 // |
|
351 void CFsSeparatorVisualizer::Hide( const TInt aTimeout ) |
|
352 { |
|
353 FUNC_LOG; |
|
354 if ( iLayout ) |
|
355 { |
|
356 iParentLayout->Remove(iLayout, aTimeout); |
|
357 iLayout->RemoveAndDestroyAllD(); |
|
358 iLayout = NULL; |
|
359 iParentLayout = NULL; |
|
360 iLineVisual = NULL; |
|
361 } |
|
362 } |
|
363 |
|
364 // --------------------------------------------------------------------------- |
|
365 // From class MFsTreeItemVisualizer. |
|
366 // Method to marquee the text when it's too long. |
|
367 // --------------------------------------------------------------------------- |
|
368 // |
|
369 void CFsSeparatorVisualizer::MarqueeL(const TFsTextMarqueeType /*aMarqueeType*/, |
|
370 const TUint /*aMarqueeSpeed*/, |
|
371 const TInt /*aMarqueeStartDelay*/, |
|
372 const TInt /*aMarqueeCycleStartDelay*/, |
|
373 const TInt /*aMarqueeRepetitions*/) |
|
374 { |
|
375 FUNC_LOG; |
|
376 |
|
377 } |
|
378 |
|
379 |
|
380 // --------------------------------------------------------------------------- |
|
381 // C++ constructor. |
|
382 // --------------------------------------------------------------------------- |
|
383 // |
|
384 CFsSeparatorVisualizer::CFsSeparatorVisualizer( CAlfControl& aOwnerControl ) |
|
385 : CFsTreeItemVisualizerBase( aOwnerControl ), |
|
386 iThickness( KDefaultSeparatorThickness ), |
|
387 iWidth( 1.0 ) |
|
388 { |
|
389 FUNC_LOG; |
|
390 TUint flags(0); |
|
391 SetFlags( flags ); |
|
392 SetSize( TSize( KDefaultWidth, KDefaultHeight )); |
|
393 } |
|
394 |
|
395 |
|
396 // --------------------------------------------------------------------------- |
|
397 // Second phase constructor. |
|
398 // --------------------------------------------------------------------------- |
|
399 // |
|
400 void CFsSeparatorVisualizer::ConstructL( ) |
|
401 { |
|
402 FUNC_LOG; |
|
403 CFsTreeItemVisualizerBase::ConstructL(); |
|
404 } |
|
405 |