initial import
This commit is contained in:
ghorvath
360
rtgui/thumbbrowserbase_old.cc
Executable file
360
rtgui/thumbbrowserbase_old.cc
Executable file
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/*
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* This file is part of RawTherapee.
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*
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* Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
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*
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* RawTherapee is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* RawTherapee is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with RawTherapee. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <thumbbrowserbase.h>
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#include <glibmm.h>
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#include <multilangmgr.h>
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#include <options.h>
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ThumbBrowserBase::ThumbBrowserBase ()
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: previewHeight(options.thumbSize), lastClicked(NULL) {
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signal_style_changed().connect( sigc::mem_fun(*this, &ThumbBrowserBase::styleChanged) );
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}
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void ThumbBrowserBase::arrangeFiles () {
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int N = fd.size ();
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// apply filter
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for (int i=0; i<N; i++)
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fd[i]->filtered = !checkFilter (fd[i]);
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int rowHeight = 0;
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// compute size of the items
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for (int i=0; i<N; i++)
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if (!fd[i]->filtered && fd[i]->getMinimalHeight() > rowHeight)
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rowHeight = fd[i]->getMinimalHeight ();
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if (arrangement==TB_Horizontal) {
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int numOfRows = 1;
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if (get_parent () && rowHeight>0) {
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Gtk::Allocation alloc = get_parent ()->get_allocation ();
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numOfRows = (alloc.get_height()+rowHeight/2)/rowHeight;
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if (numOfRows<1)
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numOfRows = 1;
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}
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int ct = 0;
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int currx = 0; int curry = 0;
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while (ct<N) {
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// find widest item in the column
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int maxw = 0;
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for (int i=0; ct+i<N && i<numOfRows; i++)
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if (fd[ct+i]->getMinimalWidth() > maxw)
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maxw = fd[ct+i]->getMinimalWidth ();
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// arrange items in the column
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curry = 0;
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for (int i=0; ct<N && i<numOfRows; i++, ct++) {
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while (ct<N && fd[ct]->filtered)
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fd[ct++]->drawable = false;
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if (ct<N) {
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fd[ct]->setPosition (currx, curry, maxw, rowHeight);
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fd[ct]->drawable = true;
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curry += rowHeight;
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}
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}
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currx += maxw;
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}
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set_size_request (currx, numOfRows*rowHeight);
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}
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else {
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int availWidth = 0;
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if (get_parent ()) {
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Gtk::Allocation alloc = get_parent ()->get_allocation ();
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availWidth = alloc.get_width();
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}
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// initial number of columns
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int numOfCols = 0;
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int currColNum = 0;
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int colsWidth = 0;
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for (int i=0; i<N; i++)
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if (!fd[i]->filtered && colsWidth + fd[i]->getMinimalWidth() <= availWidth) {
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colsWidth += fd[numOfCols]->getMinimalWidth ();
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numOfCols++;
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}
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if (numOfCols<1)
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numOfCols = 1;
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std::vector<int> colWidths;
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for (; numOfCols>0; numOfCols--) {
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// compute column widths
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colWidths.resize (numOfCols);
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for (int i=0; i<numOfCols; i++)
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colWidths[i] = 0;
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for (int i=0, j=0; i<N; i++) {
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if (!fd[i]->filtered && fd[i]->getMinimalWidth() > colWidths[j%numOfCols])
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colWidths[j%numOfCols] = fd[i]->getMinimalWidth ();
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if (!fd[i]->filtered)
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j++;
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}
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// if not wider than the space available, arrange it and we are ready
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colsWidth = 0;
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for (int i=0; i<numOfCols; i++)
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colsWidth += colWidths[i];
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if (numOfCols==1 || colsWidth < availWidth)
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break;
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}
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// arrange files
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int ct = 0;
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int currx = 0; int curry = 0;
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while (ct<N) {
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// arrange items in the row
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currx = 0;
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for (int i=0; ct<N && i<numOfCols; i++, ct++) {
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while (ct<N && fd[ct]->filtered)
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fd[ct++]->drawable = false;
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if (ct<N) {
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fd[ct]->setPosition (currx, curry, colWidths[i%numOfCols], rowHeight);
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fd[ct]->drawable = true;
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currx += colWidths[i%numOfCols];
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}
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}
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curry += rowHeight;
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}
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set_size_request (colsWidth, curry);
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}
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}
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void ThumbBrowserBase::on_realize()
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{
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Cairo::FontOptions cfo;
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cfo.set_antialias (Cairo::ANTIALIAS_SUBPIXEL);
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get_pango_context()->set_cairo_font_options (cfo);
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add_events(Gdk::LEAVE_NOTIFY_MASK);
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Gtk::DrawingArea::on_realize();
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Glib::RefPtr<Gdk::Window> window = get_window();
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add_events(Gdk::EXPOSURE_MASK | Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK | Gdk::POINTER_MOTION_MASK);
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gc_ = Gdk::GC::create(window);
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}
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void ThumbBrowserBase::styleChanged (const Glib::RefPtr<Gtk::Style>& style) {
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refreshAll ();
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}
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bool ThumbBrowserBase::on_expose_event(GdkEventExpose* event) {
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Gtk::Viewport* vp = (Gtk::Viewport*) get_parent ();
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Gtk::ScrolledWindow* sw = (Gtk::ScrolledWindow*) vp->get_parent ();
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int px = (int)(sw->get_hscrollbar()->get_value ());
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int py = (int)(sw->get_vscrollbar()->get_value ());
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int pw = vp->get_width ();
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int ph = vp->get_height ();
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Glib::RefPtr<Gdk::Window> window = get_window();
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window->clear();
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// draw thumbnails
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Glib::RefPtr<Pango::Context> context = get_pango_context ();
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context->set_font_description (get_style()->get_font());
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for (int i=0; i<fd.size(); i++) {
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if (!fd[i]->drawable || !fd[i]->insideWindow (px, py, pw, ph))
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continue;
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fd[i]->draw (this);
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}
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return true;
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}
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bool ThumbBrowserBase::on_button_press_event (GdkEventButton* event) {
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Gtk::Viewport* vp = (Gtk::Viewport*) get_parent ();
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Gtk::ScrolledWindow* sw = (Gtk::ScrolledWindow*) vp->get_parent ();
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int px = (int)(sw->get_hscrollbar()->get_value ());
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int py = (int)(sw->get_vscrollbar()->get_value ());
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int pw = vp->get_width ();
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int ph = vp->get_height ();
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ThumbBrowserEntryBase* fileDescr = NULL;
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bool handled = false;
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for (int i=0; i<fd.size(); i++)
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if (fd[i]->drawable && fd[i]->insideWindow (px, py, pw, ph)) {
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if (fd[i]->inside ((int)event->x, (int)event->y))
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fileDescr = fd[i];
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bool b = fd[i]->pressNotify (this, (int)event->x, (int)event->y);
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handled = handled || b;
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}
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if (handled || (fileDescr && fileDescr->processing))
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return true;
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if (selected.size()==1 && event->type==GDK_2BUTTON_PRESS && event->button==1)
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doubleClicked (selected[0]);
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else if (event->button==1 && event->type==GDK_BUTTON_PRESS) {
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if (fileDescr && event->state & GDK_SHIFT_MASK) {
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if (selected.size()==0) {
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selected.push_back (fileDescr);
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fileDescr->selected = true;
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lastClicked = fileDescr;
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}
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else {
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// find the start and the end of the selection interval
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int startx = fd.size()-1;
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if (lastClicked) {
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for (; startx>=0; startx--)
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if (fd[startx]==lastClicked)
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break;
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}
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else {
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for (; startx>=0; startx--)
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if (fd[startx]==selected[0])
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break;
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}
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int endx = 0;
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for (; endx<fd.size(); endx++)
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if (fd[endx]==fileDescr)
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break;
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if (endx < startx) {
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int tmp = endx;
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endx = startx;
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startx = tmp;
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}
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// clear current selection
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for (int i=0; i<selected.size(); i++)
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selected[i]->selected = false;
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selected.clear ();
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// select thumbnails in the interval
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for (int i=startx; i<=endx; i++) {
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fd[i]->selected = true;
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selected.push_back (fd[i]);
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}
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}
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}
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else if (fileDescr && event->state & GDK_CONTROL_MASK) {
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std::vector<ThumbBrowserEntryBase*>::iterator i = std::find (selected.begin(), selected.end(), fileDescr);
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if (i!=selected.end()) {
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(*i)->selected = false;
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selected.erase (i);
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}
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else {
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selected.push_back (fileDescr);
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fileDescr->selected = true;
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}
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lastClicked = fileDescr;
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}
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else {
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for (int i=0; i<selected.size(); i++)
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selected[i]->selected = false;
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selected.clear ();
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if (fileDescr) {
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selected.push_back (fileDescr);
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fileDescr->selected = true;
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}
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lastClicked = fileDescr;
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}
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}
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else if (fileDescr && event->button==3 && event->type==GDK_BUTTON_PRESS) {
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if (!fileDescr->selected) {
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for (int i=0; i<selected.size(); i++)
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selected[i]->selected = false;
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selected.clear ();
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fileDescr->selected = true;
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selected.push_back (fileDescr);
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lastClicked = fileDescr;
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}
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rightClicked (fileDescr);
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}
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Glib::RefPtr<Gdk::Window> window = get_window();
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GdkRectangle rect;
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rect.x = 0;
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rect.y = 0;
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window->get_size (rect.width, rect.height);
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gdk_window_invalidate_rect (window->gobj(), &rect, true);
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gdk_window_process_updates (window->gobj(), true);
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return true;
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}
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bool ThumbBrowserBase::on_button_release_event (GdkEventButton* event) {
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Gtk::Viewport* vp = (Gtk::Viewport*) get_parent ();
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Gtk::ScrolledWindow* sw = (Gtk::ScrolledWindow*) vp->get_parent ();
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int px = (int)(sw->get_hscrollbar()->get_value ());
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int py = (int)(sw->get_vscrollbar()->get_value ());
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int pw = vp->get_width ();
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int ph = vp->get_height ();
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for (int i=0; i<fd.size(); i++)
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if (fd[i]->drawable && fd[i]->insideWindow (px, py, pw, ph))
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fd[i]->releaseNotify (this, (int)event->x, (int)event->y);
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return true;
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}
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bool ThumbBrowserBase::on_motion_notify_event (GdkEventMotion* event) {
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Gtk::Viewport* vp = (Gtk::Viewport*) get_parent ();
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Gtk::ScrolledWindow* sw = (Gtk::ScrolledWindow*) vp->get_parent ();
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int px = (int)(sw->get_hscrollbar()->get_value ());
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int py = (int)(sw->get_vscrollbar()->get_value ());
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int pw = vp->get_width ();
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int ph = vp->get_height ();
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for (int i=0; i<fd.size(); i++)
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if (fd[i]->drawable && fd[i]->insideWindow (px, py, pw, ph))
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fd[i]->motionNotify (this, (int)event->x, (int)event->y);
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return true;
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}
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void ThumbBrowserBase::resized (Gtk::Allocation& req) {
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arrangeFiles ();
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}
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void ThumbBrowserBase::redraw () {
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arrangeFiles ();
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queue_draw ();
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}
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void ThumbBrowserBase::setPreviewHeight (int h) {
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previewHeight = h;
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for (int i=0; i<fd.size(); i++)
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fd[i]->initSizes (this, previewHeight);
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arrangeFiles ();
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}
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void ThumbBrowserBase::refreshAll () {
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for (int i=0; i<fd.size(); i++) {
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fd[i]->forceHeight (options.thumbSize);
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fd[i]->updateImg ();
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fd[i]->initSizes (this, options.thumbSize);
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}
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redraw ();
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}
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void ThumbBrowserBase::setOpenedFileName (const Glib::ustring& fname) {
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fileInEditor = fname;
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for (int i=0; i<fd.size(); i++)
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fd[i]->framed = fd[i]->filename==fileInEditor;
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}
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void ThumbBrowserBase::setArrangement (Arrangement a) {
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arrangement = a;
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redraw ();
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}
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