Separate LanguageListView from LocaleWindow as it was occupying more than half of the file and will grow even more soon.
No functionnal change. git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@36307 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Adrien Destugues
parent
2272ecea26
commit
5e7931beaa
@ -5,6 +5,7 @@ UsePrivateHeaders locale ;
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UsePrivateHeaders shared ;
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Preference Locale :
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LanguageListView.cpp
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Locale.cpp
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LocaleWindow.cpp
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TimeFormatSettingsView.cpp
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323
src/preferences/locale/LanguageListView.cpp
Normal file
323
src/preferences/locale/LanguageListView.cpp
Normal file
@ -0,0 +1,323 @@
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/*
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* Copyright 2010, Adrien Destugues, pulkomandy@gmail.com
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* All rights reserved. Distributed under the terms of the MIT License.
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*/
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#include "LanguageListView.h"
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#include "Locale.h"
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#include <Bitmap.h>
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#define MAX_DRAG_HEIGHT 200.0
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#define ALPHA 170
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#define TEXT_OFFSET 5.0
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LanguageListItem::LanguageListItem(const char* text, const char* code)
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:
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BStringItem(text),
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fLanguageCode(code)
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{
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}
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LanguageListView::LanguageListView(const char* name, list_view_type type)
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:
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BOutlineListView(name, type),
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fMsgPrefLanguagesChanged(new BMessage(kMsgPrefLanguagesChanged))
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{
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}
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void
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LanguageListView::MoveItems(BList& items, int32 index)
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{
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// TODO : only allow moving top level item around other top level
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// or sublevels within the same top level
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DeselectAll();
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// we remove the items while we look at them, the insertion index is
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// decreaded when the items index is lower, so that we insert at the right
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// spot after removal
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BList removedItems;
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int32 count = items.CountItems();
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// We loop in the reverse way so we can remove childs before their parents
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for (int32 i = count - 1; i >= 0; i--) {
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BListItem* item = (BListItem*)items.ItemAt(i);
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int32 removeIndex = IndexOf(item);
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// TODO : remove all childs before removing the item itself, or else
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// they will be lost forever
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if (RemoveItem(item) && removedItems.AddItem((void*)item, 0)) {
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if (removeIndex < index)
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index--;
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}
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// else ??? -> blow up
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}
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for (int32 i = 0;
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BListItem* item = (BListItem*)removedItems.ItemAt(i); i++) {
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if (AddItem(item, index)) {
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// after we're done, the newly inserted items will be selected
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Select(index, true);
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// next items will be inserted after this one
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index++;
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} else
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delete item;
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}
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}
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void LanguageListView::MessageReceived (BMessage* message)
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{
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if (message->what == 'DRAG') {
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// Someone just dropped something on us
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LanguageListView* list = NULL;
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if (message->FindPointer("list", (void**)&list) == B_OK) {
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// It comes from a list
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if (list == this) {
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// It comes from ourselves : move the item around in the list
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int32 count = CountItems();
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if (fDropIndex < 0 || fDropIndex > count)
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fDropIndex = count;
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BList items;
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int32 index;
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for (int32 i = 0; message->FindInt32("index", i, &index)
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== B_OK; i++)
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if (BListItem* item = FullListItemAt(index))
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items.AddItem((void*)item);
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if (items.CountItems() > 0) {
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// There is something to move
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LanguageListItem* parent =
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static_cast<LanguageListItem*>(Superitem(
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static_cast<LanguageListItem*>(
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items.FirstItem())));
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if (parent) {
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// item has a parent - it should then stay
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// below it
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if (Superitem(FullListItemAt(fDropIndex - 1))
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== parent || FullListItemAt(fDropIndex - 1) == parent)
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MoveItems(items, fDropIndex);
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} else {
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// item is top level and should stay so.
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if (Superitem(FullListItemAt(fDropIndex - 1)) == NULL)
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MoveItems(items, fDropIndex);
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else {
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int itemCount = CountItemsUnder(
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FullListItemAt(fDropIndex), true);
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MoveItems(items, FullListIndexOf(
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Superitem(FullListItemAt(fDropIndex - 1))+itemCount));
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}
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}
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}
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fDropIndex = -1;
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} else {
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// It comes from another list : move it here
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int32 count = CountItems();
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if (fDropIndex < 0 || fDropIndex > count)
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fDropIndex = count;
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// ensure we always drop things at top-level and not
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// in the middle of another outline
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if (Superitem(FullListItemAt(fDropIndex))) {
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// Item has a parent
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fDropIndex = FullListIndexOf(Superitem(FullListItemAt(fDropIndex)));
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}
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// Item is now a top level one - we must insert just below its last child
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fDropIndex += CountItemsUnder(FullListItemAt(fDropIndex),false) + 1;
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int32 index;
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for (int32 i = 0; message->FindInt32("index", i, &index)
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== B_OK; i++) {
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MoveItemFrom(list,index,fDropIndex);
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fDropIndex++;
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}
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fDropIndex = -1;
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}
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Invoke(fMsgPrefLanguagesChanged);
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}
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} else BOutlineListView::MessageReceived(message);
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}
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void
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LanguageListView::MoveItemFrom(BOutlineListView* origin, int32 index,
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int32 dropSpot)
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{
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// Check that the node we are going to move is a top-level one.
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// If not, we want his parent instead
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LanguageListItem* itemToMove = static_cast<LanguageListItem*>(
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origin->Superitem(origin->FullListItemAt(index)));
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if (itemToMove == NULL) {
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itemToMove = static_cast<LanguageListItem*>(
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origin->FullListItemAt(index));
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} else
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index = origin->FullListIndexOf(itemToMove);
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int itemCount = origin->CountItemsUnder(itemToMove, true);
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LanguageListItem* newItem = new LanguageListItem(*itemToMove);
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this->AddItem(newItem, dropSpot);
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newItem->SetExpanded(itemToMove->IsExpanded());
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for (int i = 0; i < itemCount ; i++) {
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LanguageListItem* subItem = static_cast<LanguageListItem*>(
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origin->ItemUnderAt(itemToMove, true, i));
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this->AddUnder(new LanguageListItem(*subItem),newItem);
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}
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origin->RemoveItem(index);
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// This will also remove the children
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}
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bool
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LanguageListView::InitiateDrag(BPoint point, int32 index, bool)
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{
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bool success = false;
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BListItem* item = FullListItemAt(CurrentSelection(0));
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if (!item) {
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// workarround a timing problem
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Select(index);
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item = FullListItemAt(index);
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}
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if (item) {
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// create drag message
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BMessage msg('DRAG');
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msg.AddPointer("list",(void*)(this));
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int32 index;
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for (int32 i = 0; (index = FullListCurrentSelection(i)) >= 0; i++) {
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msg.AddInt32("index", index);
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}
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// figure out drag rect
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float width = Bounds().Width();
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BRect dragRect(0.0, 0.0, width, -1.0);
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// figure out, how many items fit into our bitmap
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int32 numItems;
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bool fade = false;
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for (numItems = 0; BListItem* item = FullListItemAt(CurrentSelection(numItems));
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numItems++) {
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dragRect.bottom += ceilf(item->Height()) + 1.0;
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if (dragRect.Height() > MAX_DRAG_HEIGHT) {
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fade = true;
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dragRect.bottom = MAX_DRAG_HEIGHT;
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numItems++;
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break;
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}
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}
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BBitmap* dragBitmap = new BBitmap(dragRect, B_RGB32, true);
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if (dragBitmap && dragBitmap->IsValid()) {
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if (BView* v = new BView(dragBitmap->Bounds(), "helper",
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B_FOLLOW_NONE, B_WILL_DRAW)) {
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dragBitmap->AddChild(v);
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dragBitmap->Lock();
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BRect itemBounds(dragRect) ;
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itemBounds.bottom = 0.0;
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// let all selected items, that fit into our drag_bitmap, draw
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for (int32 i = 0; i < numItems; i++) {
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int32 index = FullListCurrentSelection(i);
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LanguageListItem* item
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= static_cast<LanguageListItem*>(FullListItemAt(index));
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itemBounds.bottom = itemBounds.top + ceilf(item->Height());
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if (itemBounds.bottom > dragRect.bottom)
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itemBounds.bottom = dragRect.bottom;
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item->DrawItem(v, itemBounds);
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itemBounds.top = itemBounds.bottom + 1.0;
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}
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// make a black frame arround the edge
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v->SetHighColor(0, 0, 0, 255);
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v->StrokeRect(v->Bounds());
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v->Sync();
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uint8* bits = (uint8*)dragBitmap->Bits();
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int32 height = (int32)dragBitmap->Bounds().Height() + 1;
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int32 width = (int32)dragBitmap->Bounds().Width() + 1;
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int32 bpr = dragBitmap->BytesPerRow();
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if (fade) {
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for (int32 y = 0; y < height - ALPHA / 2;
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y++, bits += bpr) {
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uint8* line = bits + 3;
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for (uint8* end = line + 4 * width; line < end;
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line += 4)
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*line = ALPHA;
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}
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for (int32 y = height - ALPHA / 2; y < height;
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y++, bits += bpr) {
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uint8* line = bits + 3;
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for (uint8* end = line + 4 * width; line < end;
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line += 4)
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*line = (height - y) << 1;
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}
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} else {
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for (int32 y = 0; y < height; y++, bits += bpr) {
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uint8* line = bits + 3;
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for (uint8* end = line + 4 * width; line < end;
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line += 4)
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*line = ALPHA;
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}
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}
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dragBitmap->Unlock();
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}
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} else {
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delete dragBitmap;
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dragBitmap = NULL;
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}
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if (dragBitmap)
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DragMessage(&msg, dragBitmap, B_OP_ALPHA, BPoint(0.0, 0.0));
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else
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DragMessage(&msg, dragRect.OffsetToCopy(point), this);
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success = true;
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}
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return success;
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}
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void
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LanguageListView::MouseMoved(BPoint where, uint32 transit, const BMessage* msg)
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{
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if (msg && (msg->what == 'DRAG')) {
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switch (transit) {
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case B_ENTERED_VIEW:
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case B_INSIDE_VIEW: {
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// set drop target through virtual function
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// offset where by half of item height
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BRect r = ItemFrame(0);
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where.y += r.Height() / 2.0;
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int32 index = FullListIndexOf(where);
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if (index < 0)
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index = FullListCountItems();
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if (fDropIndex != index) {
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fDropIndex = index;
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if (fDropIndex >= 0) {
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int32 count = FullListCountItems();
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if (fDropIndex == count) {
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BRect r;
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if (FullListItemAt(count - 1)) {
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r = ItemFrame(count - 1);
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r.top = r.bottom;
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r.bottom = r.top + 1.0;
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} else {
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r = Bounds();
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r.bottom--;
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// compensate for scrollbars moved slightly
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// out of window
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}
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} else {
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BRect r = ItemFrame(fDropIndex);
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r.top--;
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r.bottom = r.top + 1.0;
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}
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}
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}
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break;
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}
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}
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} else {
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BOutlineListView::MouseMoved(where, transit, msg);
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}
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}
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61
src/preferences/locale/LanguageListView.h
Normal file
61
src/preferences/locale/LanguageListView.h
Normal file
@ -0,0 +1,61 @@
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#ifndef __LANGUAGE_LIST_VIEW_H
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#define __LANGUAGE_LIST_VIEW_H
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#include <OutlineListView.h>
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#include <StringItem.h>
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#include <String.h>
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class LanguageListItem: public BStringItem
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{
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public:
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LanguageListItem(const char* text, const char* code);
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LanguageListItem(const LanguageListItem& other)
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:
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BStringItem(other.Text()),
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fLanguageCode(other.fLanguageCode)
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{}
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~LanguageListItem() {};
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const inline BString LanguageCode() { return fLanguageCode; }
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private:
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const BString fLanguageCode;
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};
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static int
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compare_list_items(const void* _a, const void* _b)
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{
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LanguageListItem* a = *(LanguageListItem**)_a;
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LanguageListItem* b = *(LanguageListItem**)_b;
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return strcasecmp(a->Text(), b->Text());
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}
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class LanguageListView: public BOutlineListView
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{
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public:
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LanguageListView(const char* name, list_view_type type);
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~LanguageListView() { delete fMsgPrefLanguagesChanged; }
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bool InitiateDrag(BPoint point, int32 index, bool wasSelected);
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void MouseMoved(BPoint where, uint32 transit, const BMessage* msg);
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void MoveItems(BList& items, int32 index);
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void MoveItemFrom(BOutlineListView* origin, int32 index, int32 dropSpot = 0);
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void AttachedToWindow()
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{
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BOutlineListView::AttachedToWindow();
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ScrollToSelection();
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}
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void MessageReceived (BMessage* message);
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private:
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int32 fDropIndex;
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BMessage* fMsgPrefLanguagesChanged;
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};
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#endif
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@ -6,19 +6,18 @@
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#include "Locale.h"
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#include "LocaleWindow.h"
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#include "LanguageListView.h"
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#include <iostream>
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#include <Alert.h>
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#include <Application.h>
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#include <Bitmap.h>
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#include <Button.h>
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#include <Catalog.h>
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#include <GroupLayout.h>
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#include <LayoutBuilder.h>
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#include <Locale.h>
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#include <LocaleRoster.h>
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#include <OutlineListView.h>
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#include <Screen.h>
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#include <ScrollView.h>
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#include <StringView.h>
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@ -33,359 +32,6 @@
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#define TR_CONTEXT "Locale Preflet Window"
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#define MAX_DRAG_HEIGHT 200.0
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#define ALPHA 170
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#define TEXT_OFFSET 5.0
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class LanguageListItem: public BStringItem
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{
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public:
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LanguageListItem(const char* text, const char* code)
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:
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BStringItem(text),
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fLanguageCode(code)
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{}
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LanguageListItem(const LanguageListItem& other)
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:
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BStringItem(other.Text()),
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fLanguageCode(other.fLanguageCode)
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{}
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~LanguageListItem() {};
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const inline BString LanguageCode() { return fLanguageCode; }
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private:
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const BString fLanguageCode;
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};
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static int
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compare_list_items(const void* _a, const void* _b)
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{
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LanguageListItem* a = *(LanguageListItem**)_a;
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LanguageListItem* b = *(LanguageListItem**)_b;
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return strcasecmp(a->Text(), b->Text());
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}
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class LanguageListView: public BOutlineListView
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{
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public:
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LanguageListView(const char* name, list_view_type type)
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:
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BOutlineListView(name, type),
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fMsgPrefLanguagesChanged(new BMessage(kMsgPrefLanguagesChanged))
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{}
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~LanguageListView() { delete fMsgPrefLanguagesChanged; }
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bool InitiateDrag(BPoint point, int32 index, bool wasSelected);
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void MouseMoved(BPoint where, uint32 transit, const BMessage* msg);
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void MoveItems(BList& items, int32 index);
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void MoveItemFrom(BOutlineListView* origin, int32 index, int32 dropSpot = 0);
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void AttachedToWindow()
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{
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BOutlineListView::AttachedToWindow();
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ScrollToSelection();
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}
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void MessageReceived (BMessage* message)
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{
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if (message->what == 'DRAG') {
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// Someone just dropped something on us
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LanguageListView* list = NULL;
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if (message->FindPointer("list", (void**)&list) == B_OK) {
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// It comes from a list
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if (list == this) {
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// It comes from ourselves : move the item around in the list
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int32 count = CountItems();
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if (fDropIndex < 0 || fDropIndex > count)
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fDropIndex = count;
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BList items;
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int32 index;
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for (int32 i = 0; message->FindInt32("index", i, &index)
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== B_OK; i++)
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if (BListItem* item = FullListItemAt(index))
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items.AddItem((void*)item);
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if (items.CountItems() > 0) {
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// There is something to move
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LanguageListItem* parent =
|
||||
static_cast<LanguageListItem*>(Superitem(
|
||||
static_cast<LanguageListItem*>(
|
||||
items.FirstItem())));
|
||||
if (parent) {
|
||||
// item has a parent - it should then stay
|
||||
// below it
|
||||
if (Superitem(FullListItemAt(fDropIndex - 1))
|
||||
== parent || FullListItemAt(fDropIndex - 1) == parent)
|
||||
MoveItems(items, fDropIndex);
|
||||
} else {
|
||||
// item is top level and should stay so.
|
||||
if (Superitem(FullListItemAt(fDropIndex - 1)) == NULL)
|
||||
MoveItems(items, fDropIndex);
|
||||
else {
|
||||
int itemCount = CountItemsUnder(
|
||||
FullListItemAt(fDropIndex), true);
|
||||
MoveItems(items, FullListIndexOf(
|
||||
Superitem(FullListItemAt(fDropIndex - 1))+itemCount));
|
||||
}
|
||||
}
|
||||
}
|
||||
fDropIndex = -1;
|
||||
} else {
|
||||
// It comes from another list : move it here
|
||||
int32 count = CountItems();
|
||||
if (fDropIndex < 0 || fDropIndex > count)
|
||||
fDropIndex = count;
|
||||
|
||||
// ensure we always drop things at top-level and not
|
||||
// in the middle of another outline
|
||||
if (Superitem(FullListItemAt(fDropIndex))) {
|
||||
// Item has a parent
|
||||
fDropIndex = FullListIndexOf(Superitem(FullListItemAt(fDropIndex)));
|
||||
}
|
||||
|
||||
// Item is now a top level one - we must insert just below its last child
|
||||
fDropIndex += CountItemsUnder(FullListItemAt(fDropIndex),false) + 1;
|
||||
|
||||
int32 index;
|
||||
for (int32 i = 0; message->FindInt32("index", i, &index)
|
||||
== B_OK; i++) {
|
||||
MoveItemFrom(list,index,fDropIndex);
|
||||
fDropIndex++;
|
||||
}
|
||||
|
||||
fDropIndex = -1;
|
||||
}
|
||||
Invoke(fMsgPrefLanguagesChanged);
|
||||
}
|
||||
} else BOutlineListView::MessageReceived(message);
|
||||
}
|
||||
private:
|
||||
int32 fDropIndex;
|
||||
BMessage* fMsgPrefLanguagesChanged;
|
||||
};
|
||||
|
||||
|
||||
void
|
||||
LanguageListView::MoveItems(BList& items, int32 index)
|
||||
{
|
||||
// TODO : only allow moving top level item around other top level
|
||||
// or sublevels within the same top level
|
||||
|
||||
DeselectAll();
|
||||
// we remove the items while we look at them, the insertion index is
|
||||
// decreaded when the items index is lower, so that we insert at the right
|
||||
// spot after removal
|
||||
BList removedItems;
|
||||
int32 count = items.CountItems();
|
||||
// We loop in the reverse way so we can remove childs before their parents
|
||||
for (int32 i = count - 1; i >= 0; i--) {
|
||||
BListItem* item = (BListItem*)items.ItemAt(i);
|
||||
int32 removeIndex = IndexOf(item);
|
||||
// TODO : remove all childs before removing the item itself, or else
|
||||
// they will be lost forever
|
||||
if (RemoveItem(item) && removedItems.AddItem((void*)item, 0)) {
|
||||
if (removeIndex < index)
|
||||
index--;
|
||||
}
|
||||
// else ??? -> blow up
|
||||
}
|
||||
for (int32 i = 0;
|
||||
BListItem* item = (BListItem*)removedItems.ItemAt(i); i++) {
|
||||
if (AddItem(item, index)) {
|
||||
// after we're done, the newly inserted items will be selected
|
||||
Select(index, true);
|
||||
// next items will be inserted after this one
|
||||
index++;
|
||||
} else
|
||||
delete item;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
LanguageListView::MoveItemFrom(BOutlineListView* origin, int32 index,
|
||||
int32 dropSpot)
|
||||
{
|
||||
// Check that the node we are going to move is a top-level one.
|
||||
// If not, we want his parent instead
|
||||
LanguageListItem* itemToMove = static_cast<LanguageListItem*>(
|
||||
origin->Superitem(origin->FullListItemAt(index)));
|
||||
if (itemToMove == NULL) {
|
||||
itemToMove = static_cast<LanguageListItem*>(
|
||||
origin->FullListItemAt(index));
|
||||
} else
|
||||
index = origin->FullListIndexOf(itemToMove);
|
||||
|
||||
int itemCount = origin->CountItemsUnder(itemToMove, true);
|
||||
LanguageListItem* newItem = new LanguageListItem(*itemToMove);
|
||||
this->AddItem(newItem, dropSpot);
|
||||
newItem->SetExpanded(itemToMove->IsExpanded());
|
||||
|
||||
for (int i = 0; i < itemCount ; i++) {
|
||||
LanguageListItem* subItem = static_cast<LanguageListItem*>(
|
||||
origin->ItemUnderAt(itemToMove, true, i));
|
||||
this->AddUnder(new LanguageListItem(*subItem),newItem);
|
||||
}
|
||||
origin->RemoveItem(index);
|
||||
// This will also remove the children
|
||||
}
|
||||
|
||||
|
||||
bool
|
||||
LanguageListView::InitiateDrag(BPoint point, int32 index, bool)
|
||||
{
|
||||
bool success = false;
|
||||
BListItem* item = FullListItemAt(CurrentSelection(0));
|
||||
if (!item) {
|
||||
// workarround a timing problem
|
||||
Select(index);
|
||||
item = FullListItemAt(index);
|
||||
}
|
||||
if (item) {
|
||||
// create drag message
|
||||
BMessage msg('DRAG');
|
||||
msg.AddPointer("list",(void*)(this));
|
||||
int32 index;
|
||||
for (int32 i = 0; (index = FullListCurrentSelection(i)) >= 0; i++) {
|
||||
msg.AddInt32("index", index);
|
||||
}
|
||||
// figure out drag rect
|
||||
float width = Bounds().Width();
|
||||
BRect dragRect(0.0, 0.0, width, -1.0);
|
||||
// figure out, how many items fit into our bitmap
|
||||
int32 numItems;
|
||||
bool fade = false;
|
||||
for (numItems = 0; BListItem* item = FullListItemAt(CurrentSelection(numItems));
|
||||
numItems++) {
|
||||
dragRect.bottom += ceilf(item->Height()) + 1.0;
|
||||
if (dragRect.Height() > MAX_DRAG_HEIGHT) {
|
||||
fade = true;
|
||||
dragRect.bottom = MAX_DRAG_HEIGHT;
|
||||
numItems++;
|
||||
break;
|
||||
}
|
||||
}
|
||||
BBitmap* dragBitmap = new BBitmap(dragRect, B_RGB32, true);
|
||||
if (dragBitmap && dragBitmap->IsValid()) {
|
||||
if (BView* v = new BView(dragBitmap->Bounds(), "helper",
|
||||
B_FOLLOW_NONE, B_WILL_DRAW)) {
|
||||
dragBitmap->AddChild(v);
|
||||
dragBitmap->Lock();
|
||||
BRect itemBounds(dragRect) ;
|
||||
itemBounds.bottom = 0.0;
|
||||
// let all selected items, that fit into our drag_bitmap, draw
|
||||
for (int32 i = 0; i < numItems; i++) {
|
||||
int32 index = FullListCurrentSelection(i);
|
||||
LanguageListItem* item
|
||||
= static_cast<LanguageListItem*>(FullListItemAt(index));
|
||||
itemBounds.bottom = itemBounds.top + ceilf(item->Height());
|
||||
if (itemBounds.bottom > dragRect.bottom)
|
||||
itemBounds.bottom = dragRect.bottom;
|
||||
item->DrawItem(v, itemBounds);
|
||||
itemBounds.top = itemBounds.bottom + 1.0;
|
||||
}
|
||||
// make a black frame arround the edge
|
||||
v->SetHighColor(0, 0, 0, 255);
|
||||
v->StrokeRect(v->Bounds());
|
||||
v->Sync();
|
||||
|
||||
uint8* bits = (uint8*)dragBitmap->Bits();
|
||||
int32 height = (int32)dragBitmap->Bounds().Height() + 1;
|
||||
int32 width = (int32)dragBitmap->Bounds().Width() + 1;
|
||||
int32 bpr = dragBitmap->BytesPerRow();
|
||||
|
||||
if (fade) {
|
||||
for (int32 y = 0; y < height - ALPHA / 2;
|
||||
y++, bits += bpr) {
|
||||
uint8* line = bits + 3;
|
||||
for (uint8* end = line + 4 * width; line < end;
|
||||
line += 4)
|
||||
*line = ALPHA;
|
||||
}
|
||||
for (int32 y = height - ALPHA / 2; y < height;
|
||||
y++, bits += bpr) {
|
||||
uint8* line = bits + 3;
|
||||
for (uint8* end = line + 4 * width; line < end;
|
||||
line += 4)
|
||||
*line = (height - y) << 1;
|
||||
}
|
||||
} else {
|
||||
for (int32 y = 0; y < height; y++, bits += bpr) {
|
||||
uint8* line = bits + 3;
|
||||
for (uint8* end = line + 4 * width; line < end;
|
||||
line += 4)
|
||||
*line = ALPHA;
|
||||
}
|
||||
}
|
||||
dragBitmap->Unlock();
|
||||
}
|
||||
} else {
|
||||
delete dragBitmap;
|
||||
dragBitmap = NULL;
|
||||
}
|
||||
if (dragBitmap)
|
||||
DragMessage(&msg, dragBitmap, B_OP_ALPHA, BPoint(0.0, 0.0));
|
||||
else
|
||||
DragMessage(&msg, dragRect.OffsetToCopy(point), this);
|
||||
|
||||
success = true;
|
||||
}
|
||||
return success;
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
LanguageListView::MouseMoved(BPoint where, uint32 transit, const BMessage* msg)
|
||||
{
|
||||
if (msg && (msg->what == 'DRAG')) {
|
||||
switch (transit) {
|
||||
case B_ENTERED_VIEW:
|
||||
case B_INSIDE_VIEW: {
|
||||
// set drop target through virtual function
|
||||
// offset where by half of item height
|
||||
BRect r = ItemFrame(0);
|
||||
where.y += r.Height() / 2.0;
|
||||
|
||||
int32 index = FullListIndexOf(where);
|
||||
if (index < 0)
|
||||
index = FullListCountItems();
|
||||
if (fDropIndex != index) {
|
||||
fDropIndex = index;
|
||||
if (fDropIndex >= 0) {
|
||||
int32 count = FullListCountItems();
|
||||
if (fDropIndex == count) {
|
||||
BRect r;
|
||||
if (FullListItemAt(count - 1)) {
|
||||
r = ItemFrame(count - 1);
|
||||
r.top = r.bottom;
|
||||
r.bottom = r.top + 1.0;
|
||||
} else {
|
||||
r = Bounds();
|
||||
r.bottom--;
|
||||
// compensate for scrollbars moved slightly
|
||||
// out of window
|
||||
}
|
||||
} else {
|
||||
BRect r = ItemFrame(fDropIndex);
|
||||
r.top--;
|
||||
r.bottom = r.top + 1.0;
|
||||
}
|
||||
}
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
BOutlineListView::MouseMoved(where, transit, msg);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
LocaleWindow::LocaleWindow()
|
||||
|
||||
Loading…
Reference in New Issue
Block a user