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authorsimonb <simonb>2006-03-20 11:31:24 (GMT)
committersimonb <simonb>2006-03-20 11:31:24 (GMT)
commitf2d3fff4d4db7677814379139dcec3e31fc68047 (patch)
tree95bd9dc99986104613acc37945895b0812e63801 /src/Container.cc
parenteba0040373179cc6d34f8ee132209f2fa01c2889 (diff)
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Diffstat (limited to 'src/Container.cc')
-rw-r--r--src/Container.cc76
1 files changed, 69 insertions, 7 deletions
diff --git a/src/Container.cc b/src/Container.cc
index df745d0..9cef92c 100644
--- a/src/Container.cc
+++ b/src/Container.cc
@@ -34,6 +34,7 @@ Container::Container(const FbTk::FbWindow &parent):
34 FbTk::FbWindow(parent, 0, 0, 1, 1, ExposureMask), 34 FbTk::FbWindow(parent, 0, 0, 1, 1, ExposureMask),
35 m_align(RELATIVE), 35 m_align(RELATIVE),
36 m_max_size_per_client(60), 36 m_max_size_per_client(60),
37 m_max_total_size(0),
37 m_selected(0), 38 m_selected(0),
38 m_update_lock(false) { 39 m_update_lock(false) {
39 FbTk::EventManager::instance()->add(*this, *this); 40 FbTk::EventManager::instance()->add(*this, *this);
@@ -59,6 +60,13 @@ void Container::moveResize(int x, int y,
59 repositionItems(); 60 repositionItems();
60} 61}
61 62
63/*
64void Container::move(int x, int y) {
65 FbTk::FbWindow::move(x, y);
66 // no need to reposition
67}
68*/
69
62void Container::insertItems(ItemList &item_list, int pos) { 70void Container::insertItems(ItemList &item_list, int pos) {
63 71
64 // make sure all items have parent == this 72 // make sure all items have parent == this
@@ -255,6 +263,33 @@ void Container::setMaxSizePerClient(unsigned int size) {
255 m_max_size_per_client = size; 263 m_max_size_per_client = size;
256} 264}
257 265
266void Container::setMaxTotalSize(unsigned int size) {
267 m_max_total_size = size;
268
269 if (m_max_total_size && width() > m_max_total_size) {
270 resize(m_max_total_size, height());
271 } else {
272 // this is a bit of duplication from repositionItems
273 // for when we are allowed to grow ourself
274 Alignment align = alignment();
275 unsigned int num_items = m_item_list.size();
276 if (m_max_total_size && (align == RIGHT || align == LEFT) &&
277 num_items) {
278 unsigned int max_width_per_client = maxWidthPerClient();
279 unsigned int borderW = m_item_list.front()->borderWidth();
280
281 unsigned int preferred_width = (max_width_per_client + borderW) * num_items - borderW;
282
283 if (preferred_width > m_max_total_size)
284 preferred_width = m_max_total_size;
285
286 if (preferred_width != width())
287 repositionItems();
288 }
289
290 }
291}
292
258void Container::setAlignment(Container::Alignment a) { 293void Container::setAlignment(Container::Alignment a) {
259 m_align = a; 294 m_align = a;
260} 295}
@@ -325,25 +360,48 @@ void Container::repositionItems() {
325 360
326 //!! TODO vertical position 361 //!! TODO vertical position
327 362
328 const int max_width_per_client = maxWidthPerClient(); 363 unsigned int max_width_per_client = maxWidthPerClient();
364 unsigned int borderW = m_item_list.front()->borderWidth();
365 unsigned int num_items = m_item_list.size();
366
367 unsigned int total_width = width();
368
369 // if we have a max total size, then we must also resize ourself
370 // within that bound
371 Alignment align = alignment();
372 if (m_max_total_size && (align == RIGHT || align == LEFT)) {
373 total_width = (max_width_per_client + borderW) * num_items - borderW;
374 if (total_width > m_max_total_size) {
375 total_width = m_max_total_size;
376 if (m_max_total_size > ((num_items - 1)*borderW)) { // don't go negative with unsigned nums
377 max_width_per_client = ( m_max_total_size - (num_items - 1)*borderW ) / num_items;
378 total_width = (max_width_per_client + borderW) * num_items - borderW;
379 } else
380 max_width_per_client = 1;
381 }
382 if (total_width != width()) {
383 // calling Container::resize here risks infinite loops
384 FbTk::FbWindow::resize(total_width, height());
385 }
386 }
387
329 388
330 ItemList::iterator it = m_item_list.begin(); 389 ItemList::iterator it = m_item_list.begin();
331 const ItemList::iterator it_end = m_item_list.end(); 390 const ItemList::iterator it_end = m_item_list.end();
332 int borderW = m_item_list.front()->borderWidth();
333 391
334 int rounding_error = width() - ((maxWidthPerClient() + borderW)* m_item_list.size() - borderW); 392 int rounding_error = total_width - ((max_width_per_client + borderW)* num_items - borderW);
335 393
336 int next_x = -borderW; // zero so the border of the first shows 394 int next_x = -borderW; // zero so the border of the first shows
337 int extra = 0; 395 int extra = 0;
338 int direction = 1; 396 int direction = 1;
339 if (alignment() == RIGHT) { 397 if (align == RIGHT) {
340 direction = -1; 398 direction = -1;
341 next_x = width() - max_width_per_client + borderW; 399 next_x = total_width - max_width_per_client + borderW;
342 } 400 }
343 401
344 for (; it != it_end; ++it, next_x += direction*(max_width_per_client + borderW + extra)) { 402 for (; it != it_end; ++it, next_x += direction*(max_width_per_client + borderW + extra)) {
345 // we only need to do error stuff with alignment RELATIVE 403 // we only need to do error stuff with alignment RELATIVE
346 if (rounding_error != 0 && alignment() == RELATIVE) { 404 if (rounding_error != 0 && align == RELATIVE) {
347 --rounding_error; 405 --rounding_error;
348 extra = 1; 406 extra = 1;
349 } else { 407 } else {
@@ -374,7 +432,11 @@ unsigned int Container::maxWidthPerClient() const {
374 int borderW = m_item_list.front()->borderWidth(); 432 int borderW = m_item_list.front()->borderWidth();
375 // there're count-1 borders to fit in with the windows 433 // there're count-1 borders to fit in with the windows
376 // -> 1 per window plus end 434 // -> 1 per window plus end
377 return (width() - (count - 1) * borderW) / count; 435 unsigned int w = width();
436 if (w < (count-1)*borderW)
437 return 1;
438 else
439 return (w - (count - 1) * borderW) / count;
378 } 440 }
379 break; 441 break;
380 } 442 }