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Keyboard navigation in File Browser - Home and End shortcuts (issue 1919, on behalf of Adam Reichold)

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This commit is contained in:
michael
2013-07-04 14:27:56 -04:00
parent 01414d0550
commit 84ee2bc18a
3 changed files with 150 additions and 12 deletions
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8
rtgui/filebrowser.cc
View File

@@ -986,6 +986,14 @@ bool FileBrowser::keyPressed (GdkEventKey* event) {
selectNext (numOfCols, shift);
return true;
}
else if (event->keyval==GDK_Home) {
selectFirst (shift);
return true;
}
else if (event->keyval==GDK_End) {
selectLast (shift);
return true;
}
else if (event->keyval==GDK_F5) {
int dest = 1;

148
rtgui/thumbbrowserbase.cc
View File

@@ -121,12 +121,12 @@ void ThumbBrowserBase::selectPrev (int distance, bool enlarge) {
std::vector<ThumbBrowserEntryBase*>::iterator front = std::find (fd.begin (), fd.end (), selected.front ());
std::vector<ThumbBrowserEntryBase*>::iterator back = std::find (fd.begin (), fd.end (), selected.back ());
if(front > back)
if (front > back)
std::swap(front, back);
// find next thumbnail at filtered distance before 'front'
for (; front >= fd.begin (); --front) {
if(!(*front)->filtered) {
if (!(*front)->filtered) {
if (distance-- == 0) {
// clear current selection
for (size_t i=0; i<selected.size (); ++i) {
@@ -139,14 +139,14 @@ void ThumbBrowserBase::selectPrev (int distance, bool enlarge) {
scrollToEntry (h, v, internal.get_width (), internal.get_height (), *front);
// either enlarge current selection or set new selection
for(; front <= back; ++front) {
if(!(*front)->filtered) {
for (; front <= back; ++front) {
if (!(*front)->filtered) {
(*front)->selected = true;
redrawNeeded (*front);
selected.push_back (*front);
}
if(!enlarge)
if (!enlarge)
break;
}
@@ -178,12 +178,12 @@ void ThumbBrowserBase::selectNext (int distance, bool enlarge) {
std::vector<ThumbBrowserEntryBase*>::iterator front = std::find (fd.begin (), fd.end (), selected.front ());
std::vector<ThumbBrowserEntryBase*>::iterator back = std::find (fd.begin (), fd.end (), selected.back ());
if(front > back)
if (front > back)
std::swap(front, back);
// find next thumbnail at filtered distance after 'back'
for (; back < fd.end (); ++back) {
if(!(*back)->filtered) {
if (!(*back)->filtered) {
if (distance-- == 0) {
// clear current selection
for (size_t i=0; i<selected.size (); ++i) {
@@ -196,17 +196,19 @@ void ThumbBrowserBase::selectNext (int distance, bool enlarge) {
scrollToEntry (h, v, internal.get_width (), internal.get_height (), *back);
// either enlarge current selection or set new selection
for(; back >= front; --back) {
if(!(*back)->filtered) {
for (; back >= front; --back) {
if (!(*back)->filtered) {
(*back)->selected = true;
redrawNeeded (*back);
selected.push_back (*back);
}
if(!enlarge)
if (!enlarge)
break;
}
std::reverse(selected.begin (), selected.end ());
break;
}
}
@@ -222,6 +224,132 @@ void ThumbBrowserBase::selectNext (int distance, bool enlarge) {
setScrollPosition (h, v);
}
void ThumbBrowserBase::selectFirst (bool enlarge) {
double h, v;
getScrollPosition (h, v);
{
#if PROTECT_VECTORS
MYWRITERLOCK(l, entryRW);
#endif
if (!fd.empty ()) {
// find first unfiltered entry
std::vector<ThumbBrowserEntryBase*>::iterator first = fd.begin ();
for (; first < fd.end (); ++first) {
if (!(*first)->filtered) {
break;
}
}
scrollToEntry (h, v, internal.get_width (), internal.get_height (), *first);
if(selected.empty ()) {
(*first)->selected = true;
redrawNeeded (*first);
selected.push_back (*first);
}
else {
std::vector<ThumbBrowserEntryBase*>::iterator back = std::find (fd.begin (), fd.end (), selected.back ());
if (first > back)
std::swap(first, back);
// clear current selection
for (size_t i=0; i<selected.size (); ++i) {
selected[i]->selected = false;
redrawNeeded (selected[i]);
}
selected.clear ();
// either enlarge current selection or set new selection
for (; first <= back; ++first) {
if (!(*first)->filtered) {
(*first)->selected = true;
redrawNeeded (*first);
selected.push_back (*first);
}
if (!enlarge)
break;
}
}
}
#if PROTECT_VECTORS
MYWRITERLOCK_RELEASE(l);
#endif
selectionChanged ();
}
setScrollPosition (h, v);
}
void ThumbBrowserBase::selectLast (bool enlarge) {
double h, v;
getScrollPosition (h, v);
{
#if PROTECT_VECTORS
MYWRITERLOCK(l, entryRW);
#endif
if (!fd.empty ()) {
// find last unfiltered entry
std::vector<ThumbBrowserEntryBase*>::iterator last = fd.end () - 1;
for (; last >= fd.begin (); --last) {
if (!(*last)->filtered) {
break;
}
}
scrollToEntry (h, v, internal.get_width (), internal.get_height (), *last);
if(selected.empty()) {
(*last)->selected = true;
redrawNeeded (*last);
selected.push_back (*last);
}
else {
std::vector<ThumbBrowserEntryBase*>::iterator front = std::find (fd.begin (), fd.end (), selected.front ());
if (last < front)
std::swap(last, front);
// clear current selection
for (size_t i=0; i<selected.size (); ++i) {
selected[i]->selected = false;
redrawNeeded (selected[i]);
}
selected.clear ();
// either enlarge current selection or set new selection
for (; front <= last; --last) {
if (!(*last)->filtered) {
(*last)->selected = true;
redrawNeeded (*last);
selected.push_back (*last);
}
if (!enlarge)
break;
}
std::reverse(selected.begin (), selected.end ());
}
}
#if PROTECT_VECTORS
MYWRITERLOCK_RELEASE(l);
#endif
selectionChanged ();
}
setScrollPosition (h, v);
}
void ThumbBrowserBase::resizeThumbnailArea (int w, int h) {
inW = w;

6
rtgui/thumbbrowserbase.h
View File

@@ -78,8 +78,10 @@ class ThumbBrowserBase : public Gtk::VBox {
void scroll (int direction);
void scrollPage (int direction);
void selectPrev(int distance, bool enlarge);
void selectNext(int distance, bool enlarge);
void selectPrev (int distance, bool enlarge);
void selectNext (int distance, bool enlarge);
void selectFirst (bool enlarge);
void selectLast (bool enlarge);
protected: