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| author | Rodrigo Arias Mallo <rodarima@gmail.com> | 2024-10-13 20:03:10 +0200 |
|---|---|---|
| committer | Rodrigo Arias Mallo <rodarima@gmail.com> | 2024-10-13 20:03:10 +0200 |
| commit | e4041a2f0fa8052028ac3bfa5b9b600a0f7fe7c4 (patch) | |
| tree | adef4a615102a2a9ef48fd1f10ecee539fd6c90b | |
| parent | 9315c26bb248157d0b37ef933e3d16779aed7dd9 (diff) | |
Jump to top and bottom in scroll page mode
When scroll page mode is active, clicking on the up and down scrollbar
buttons make the page jump to the top and bottom repectively.
| -rw-r--r-- | dw/fltkviewport.cc | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/dw/fltkviewport.cc b/dw/fltkviewport.cc index fc9a0bed..86071128 100644 --- a/dw/fltkviewport.cc +++ b/dw/fltkviewport.cc @@ -300,6 +300,21 @@ int FltkViewport::handle (int event) case FL_PUSH: if (vscrollbar->visible() && Fl::event_inside(vscrollbar)) { if (scrollbarPageMode ^ (bool) Fl::event_shift()) { + /* Check top and bottom actions first */ + int yclick = Fl::event_y(); + int ytop = y() + SCROLLBAR_THICKNESS; + int ybottom = y() + h() - SCROLLBAR_THICKNESS; + if (hscrollbar->visible()) + ybottom -= SCROLLBAR_THICKNESS; + + if (yclick <= ytop) { + scroll(core::TOP_CMD); + return 1; + } else if (yclick >= ybottom) { + scroll(core::BOTTOM_CMD); + return 1; + } + if (Fl::event_button() == FL_LEFT_MOUSE) pageScrolling = core::SCREEN_DOWN_CMD; else if (Fl::event_button() == FL_RIGHT_MOUSE) |