along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id$
*/
#include <cstdlib>
using namespace Gtk;
using namespace sigc;
using namespace Glib;
+using namespace PBD;
-string
-short_version (string orig, string::size_type target_length)
+int
+pixel_width (const ustring& str, Pango::FontDescription& font)
{
- /* this tries to create a recognizable abbreviation
- of "orig" by removing characters until we meet
- a certain target length.
-
- note that we deliberately leave digits in the result
- without modification.
- */
-
-
- string::size_type pos;
-
- /* remove white-space and punctuation, starting at end */
-
- while (orig.length() > target_length) {
- if ((pos = orig.find_last_of (_("\"\n\t ,<.>/?:;'[{}]~`!@#$%^&*()_-+="))) == string::npos) {
- break;
- }
- orig.replace (pos, 1, "");
- }
-
- /* remove lower-case vowels, starting at end */
-
- while (orig.length() > target_length) {
- if ((pos = orig.find_last_of (_("aeiou"))) == string::npos) {
- break;
- }
- orig.replace (pos, 1, "");
- }
-
- /* remove upper-case vowels, starting at end */
-
- while (orig.length() > target_length) {
- if ((pos = orig.find_last_of (_("AEIOU"))) == string::npos) {
- break;
- }
- orig.replace (pos, 1, "");
- }
-
- /* remove lower-case consonants, starting at end */
-
- while (orig.length() > target_length) {
- if ((pos = orig.find_last_of (_("bcdfghjklmnpqrtvwxyz"))) == string::npos) {
- break;
- }
- orig.replace (pos, 1, "");
- }
+ Label foo;
+ Glib::RefPtr<Pango::Layout> layout = foo.create_pango_layout ("");
- /* remove upper-case consonants, starting at end */
+ layout->set_font_description (font);
+ layout->set_text (str);
- while (orig.length() > target_length) {
- if ((pos = orig.find_last_of (_("BCDFGHJKLMNPQRTVWXYZ"))) == string::npos) {
- break;
- }
- orig.replace (pos, 1, "");
- }
-
- /* whatever the length is now, use it */
-
- return orig;
+ int width, height;
+ Gtkmm2ext::get_ink_pixel_size (layout, width, height);
+ return width;
}
-string
-fit_to_pixels (const string & str, int pixel_width, const string & font)
+ustring
+fit_to_pixels (const ustring& str, int pixel_width, Pango::FontDescription& font, int& actual_width, bool with_ellipses)
{
Label foo;
- int width;
- int height;
- Pango::FontDescription fontdesc (font);
-
- int namelen = str.length();
- char cstr[namelen+1];
- strcpy (cstr, str.c_str());
-
- while (namelen) {
- Glib::RefPtr<Pango::Layout> layout = foo.create_pango_layout (cstr);
+ Glib::RefPtr<Pango::Layout> layout = foo.create_pango_layout ("");
+ ustring::size_type shorter_by = 0;
+ ustring txt;
- layout->set_font_description (fontdesc);
- layout->get_pixel_size (width, height);
+ layout->set_font_description (font);
- if (width < (pixel_width)) {
- break;
- }
+ actual_width = 0;
- --namelen;
- cstr[namelen] = '\0';
+ ustring ustr = str;
+ ustring::iterator last = ustr.end();
+ --last; /* now points at final entry */
- }
+ txt = ustr;
- return cstr;
-}
+ while (!ustr.empty()) {
-int
-atoi (const string& s)
-{
- return atoi (s.c_str());
-}
+ layout->set_text (txt);
-double
-atof (const string& s)
-{
- return atof (s.c_str());
-}
+ int width, height;
+ Gtkmm2ext::get_ink_pixel_size (layout, width, height);
-vector<string>
-internationalize (const char **array)
-{
- vector<string> v;
+ if (width < pixel_width) {
+ actual_width = width;
+ break;
+ }
+
+ ustr.erase (last--);
+ shorter_by++;
- for (uint32_t i = 0; array[i]; ++i) {
- v.push_back (_(array[i]));
+ if (with_ellipses && shorter_by > 3) {
+ txt = ustr;
+ txt += "...";
+ } else {
+ txt = ustr;
+ }
}
- return v;
+ return txt;
}
gint
return 0;
}
- savergb = rgb = (unsigned char*)art_alloc (h * w * 3);
+ savergb = rgb = (unsigned char*) malloc (h * w * 3);
// LOAD XPM COLORMAP LONG ENOUGH TO DO CONVERSION
for (t = 0; t < colors; ++t) {
return 0;
}
- savergb = rgb = (unsigned char*)art_alloc (h * w * 4);
+ savergb = rgb = (unsigned char*) malloc (h * w * 4);
// LOAD XPM COLORMAP LONG ENOUGH TO DO CONVERSION
return new ArdourCanvas::Points (npoints);
}
-static int32_t
-int_from_hex (char hic, char loc)
-{
- int hi; /* hi byte */
- int lo; /* low byte */
-
- hi = (int) hic;
-
- if( ('0'<=hi) && (hi<='9') ) {
- hi -= '0';
- } else if( ('a'<= hi) && (hi<= 'f') ) {
- hi -= ('a'-10);
- } else if( ('A'<=hi) && (hi<='F') ) {
- hi -= ('A'-10);
- }
-
- lo = (int) loc;
-
- if( ('0'<=lo) && (lo<='9') ) {
- lo -= '0';
- } else if( ('a'<=lo) && (lo<='f') ) {
- lo -= ('a'-10);
- } else if( ('A'<=lo) && (lo<='F') ) {
- lo -= ('A'-10);
- }
-
- return lo + (16 * hi);
-}
-
-void
-url_decode (string& url)
-{
- string::iterator last;
- string::iterator next;
-
- for (string::iterator i = url.begin(); i != url.end(); ++i) {
- if ((*i) == '+') {
- *i = ' ';
- }
- }
-
- if (url.length() <= 3) {
- return;
- }
-
- last = url.end();
-
- --last; /* points at last char */
- --last; /* points at last char - 1 */
-
- for (string::iterator i = url.begin(); i != last; ) {
-
- if (*i == '%') {
-
- next = i;
-
- url.erase (i);
-
- i = next;
- ++next;
-
- if (isxdigit (*i) && isxdigit (*next)) {
- /* replace first digit with char */
- *i = int_from_hex (*i,*next);
- ++i; /* points at 2nd of 2 digits */
- url.erase (i);
- }
- } else {
- ++i;
- }
- }
-}
-
Pango::FontDescription
get_font_for_style (string widgetname)
{
Gtk::Window window (WINDOW_TOPLEVEL);
Gtk::Label foobar;
- Glib::RefPtr<Style> style;
+ Glib::RefPtr<Gtk::Style> style;
window.add (foobar);
foobar.set_name (widgetname);
foobar.ensure_style();
style = foobar.get_style ();
- return style->get_font();
-}
-
-gint
-pane_handler (GdkEventButton* ev, Gtk::Paned* pane)
-{
- if (ev->window != Gtkmm2ext::get_paned_handle (*pane)) {
- return FALSE;
- }
- if (Keyboard::is_delete_event (ev)) {
-
- gint pos;
- gint cmp;
+ Glib::RefPtr<const Pango::Layout> layout = foobar.get_layout();
+
+ PangoFontDescription *pfd = (PangoFontDescription *)pango_layout_get_font_description((PangoLayout *)layout->gobj());
+
+ if (!pfd) {
- pos = pane->get_position ();
-
- if (dynamic_cast<VPaned*>(pane)) {
- cmp = pane->get_height();
- } else {
- cmp = pane->get_width();
- }
-
- /* we have to use approximations here because we can't predict the
- exact position or sizes of the pane (themes, etc)
- */
-
- if (pos < 10 || abs (pos - cmp) < 10) {
-
- /* already collapsed: restore it (note that this is cast from a pointer value to int, which is tricky on 64bit */
-
- pane->set_position ((intptr_t) pane->get_data ("rpos"));
-
- } else {
+ /* layout inherited its font description from a PangoContext */
- int collapse_direction;
-
- /* store the current position */
-
- pane->set_data ("rpos", (gpointer) pos);
-
- /* collapse to show the relevant child in full */
-
- collapse_direction = (intptr_t) pane->get_data ("collapse-direction");
-
- if (collapse_direction) {
- pane->set_position (1);
- } else {
- if (dynamic_cast<VPaned*>(pane)) {
- pane->set_position (pane->get_height());
- } else {
- pane->set_position (pane->get_width());
- }
- }
- }
-
- return TRUE;
+ PangoContext* ctxt = (PangoContext*) pango_layout_get_context ((PangoLayout*) layout->gobj());
+ pfd = pango_context_get_font_description (ctxt);
+ return Pango::FontDescription (pfd, true); /* make a copy */
}
- return FALSE;
+ return Pango::FontDescription (pfd, true); /* make a copy */
}
+
uint32_t
rgba_from_style (string style, uint32_t r, uint32_t g, uint32_t b, uint32_t a, string attr, int state, bool rgba)
{
r = waverc->fg[state].red / 257;
g = waverc->fg[state].green / 257;
b = waverc->fg[state].blue / 257;
+
/* what a hack ... "a" is for "active" */
if (state == Gtk::STATE_NORMAL && rgba) {
a = waverc->fg[GTK_STATE_ACTIVE].red / 257;
GtkWidget* focus = gtk_window_get_focus (win);
bool special_handling_of_unmodified_accelerators = false;
+#undef DEBUG_ACCELERATOR_HANDLING
+#ifdef DEBUG_ACCELERATOR_HANDLING
+ bool debug = (getenv ("ARDOUR_DEBUG_ACCELERATOR_HANDLING") != 0);
+#endif
+
if (focus) {
- if (GTK_IS_ENTRY(focus)) {
+ if (GTK_IS_ENTRY(focus) || Keyboard::some_magic_widget_has_focus()) {
special_handling_of_unmodified_accelerators = true;
- }
+ }
}
+#ifdef DEBUG_ACCELERATOR_HANDLING
+ if (debug) {
+ cerr << "Win = " << win << " Key event: code = " << ev->keyval << " state = " << hex << ev->state << dec << " special handling ? "
+ << special_handling_of_unmodified_accelerators
+ << endl;
+ }
+#endif
+
/* This exists to allow us to override the way GTK handles
key events. The normal sequence is:
all "normal text" accelerators.
*/
+
+ if (!special_handling_of_unmodified_accelerators) {
+
+ /* pretend that certain key events that GTK does not allow
+ to be used as accelerators are actually something that
+ it does allow.
+ */
+
+ int ret = false;
+
+ switch (ev->keyval) {
+ case GDK_Up:
+ ret = gtk_accel_groups_activate(G_OBJECT(win), GDK_uparrow, GdkModifierType(ev->state));
+ break;
+
+ case GDK_Down:
+ ret = gtk_accel_groups_activate(G_OBJECT(win), GDK_downarrow, GdkModifierType(ev->state));
+ break;
+
+ case GDK_Right:
+ ret = gtk_accel_groups_activate(G_OBJECT(win), GDK_rightarrow, GdkModifierType(ev->state));
+ break;
+
+ case GDK_Left:
+ ret = gtk_accel_groups_activate(G_OBJECT(win), GDK_leftarrow, GdkModifierType(ev->state));
+ break;
+
+ default:
+ break;
+ }
+
+ if (ret) {
+ return true;
+ }
+ }
+
if (!special_handling_of_unmodified_accelerators ||
ev->state & (Gdk::MOD1_MASK|
- Gdk::MOD2_MASK|
Gdk::MOD3_MASK|
Gdk::MOD4_MASK|
Gdk::MOD5_MASK|
- Gdk::CONTROL_MASK|
- Gdk::LOCK_MASK)) {
+ Gdk::CONTROL_MASK)) {
/* no special handling or modifiers in effect: accelerate first */
+#ifdef DEBUG_ACCELERATOR_HANDLING
+ if (debug) {
+ cerr << "\tactivate, then propagate\n";
+ }
+#endif
if (!gtk_window_activate_key (win, ev)) {
return gtk_window_propagate_key_event (win, ev);
} else {
+#ifdef DEBUG_ACCELERATOR_HANDLING
+ if (debug) {
+ cerr << "\tnot handled\n";
+ }
+#endif
return true;
}
}
/* no modifiers, propagate first */
+#ifdef DEBUG_ACCELERATOR_HANDLING
+ if (debug) {
+ cerr << "\tpropagate, then activate\n";
+ }
+#endif
if (!gtk_window_propagate_key_event (win, ev)) {
+#ifdef DEBUG_ACCELERATOR_HANDLING
+ if (debug) {
+ cerr << "\tpropagation didn't handle, so activate\n";
+ }
+#endif
return gtk_window_activate_key (win, ev);
- }
-
+ } else {
+#ifdef DEBUG_ACCELERATOR_HANDLING
+ if (debug) {
+ cerr << "\thandled by propagate\n";
+ }
+#endif
+ return true;
+ }
+#ifdef DEBUG_ACCELERATOR_HANDLING
+ if (debug) {
+ cerr << "\tnot handled\n";
+ }
+#endif
return true;
}
return (xpm_map[name]);
}
+Glib::RefPtr<Gdk::Pixbuf>
+get_icon (const char* cname)
+{
+ string name = cname;
+ name += X_(".png");
+
+ string path = ARDOUR::find_data_file (name, "icons");
+
+ if (path.empty()) {
+ fatal << string_compose (_("cannot find icon image for %1"), name) << endmsg;
+ /*NOTREACHED*/
+ }
+
+ return Gdk::Pixbuf::create_from_file (path);
+}
+
+string
+longest (vector<string>& strings)
+{
+ if (strings.empty()) {
+ return string ("");
+ }
+
+ vector<string>::iterator longest = strings.begin();
+ string::size_type longest_length = (*longest).length();
+
+ vector<string>::iterator i = longest;
+ ++i;
+
+ while (i != strings.end()) {
+
+ string::size_type len = (*i).length();
+
+ if (len > longest_length) {
+ longest = i;
+ longest_length = len;
+ }
+
+ ++i;
+ }
+
+ return *longest;
+}
+
+bool
+key_is_legal_for_numeric_entry (guint keyval)
+{
+ switch (keyval) {
+ case GDK_minus:
+ case GDK_plus:
+ case GDK_period:
+ case GDK_comma:
+ case GDK_0:
+ case GDK_1:
+ case GDK_2:
+ case GDK_3:
+ case GDK_4:
+ case GDK_5:
+ case GDK_6:
+ case GDK_7:
+ case GDK_8:
+ case GDK_9:
+ case GDK_KP_Add:
+ case GDK_KP_Subtract:
+ case GDK_KP_Decimal:
+ case GDK_KP_0:
+ case GDK_KP_1:
+ case GDK_KP_2:
+ case GDK_KP_3:
+ case GDK_KP_4:
+ case GDK_KP_5:
+ case GDK_KP_6:
+ case GDK_KP_7:
+ case GDK_KP_8:
+ case GDK_KP_9:
+ case GDK_Return:
+ case GDK_BackSpace:
+ case GDK_Delete:
+ case GDK_KP_Enter:
+ case GDK_Home:
+ case GDK_End:
+ case GDK_Left:
+ case GDK_Right:
+ return true;
+
+ default:
+ break;
+ }
+
+ return false;
+}
+
+
+