mirror of
https://github.com/davatorium/rofi.git
synced 2024-11-11 13:50:48 -05:00
315 lines
9 KiB
C
315 lines
9 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <string.h>
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#include "theme.h"
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#include "lexer/theme-parser.h"
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void yyerror ( YYLTYPE *ylloc, const char *);
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Widget *rofi_theme_find_or_create_class ( Widget *base, const char *class )
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{
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for ( unsigned int i = 0; i < base->num_widgets;i++){
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if ( g_strcmp0(base->widgets[i]->name, class) == 0 ){
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return base->widgets[i];
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}
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}
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base->widgets = g_realloc ( base->widgets, sizeof(Widget*)*(base->num_widgets+1));
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base->widgets[base->num_widgets] = g_malloc0(sizeof(Widget));
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Widget *retv = base->widgets[base->num_widgets];
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retv->parent = base;
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retv->name = g_strdup(class);
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base->num_widgets++;
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return retv;
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}
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/**
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* Properties
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*/
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Property *rofi_theme_property_create ( PropertyType type )
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{
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Property *retv = g_malloc0 ( sizeof(Property) );
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retv->type = type;
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return retv;
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}
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void rofi_theme_property_free ( Property *p )
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{
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if ( p == NULL ) {
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return;
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}
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g_free ( p->name );
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if ( p->type == P_STRING ) {
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g_free ( p->value.s );
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}
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g_free(p);
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}
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void rofi_theme_free ( Widget *widget )
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{
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if ( widget == NULL ){
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return;
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}
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if ( widget->properties ) {
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g_hash_table_destroy ( widget->properties );
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}
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for ( unsigned int i = 0; i < widget->num_widgets; i++ ){
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rofi_theme_free ( widget->widgets[i] );
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}
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g_free ( widget->widgets );
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g_free ( widget->name );
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g_free ( widget );
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}
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/**
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* print
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*/
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static void rofi_theme_print_property_index ( int depth, Property *p )
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{
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printf("%*s %s: ", depth, "", p->name );
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switch ( p->type )
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{
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case P_STRING:
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printf("\"%s\"", p->value.s);
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break;
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case P_INTEGER:
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printf("%d", p->value.i);
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break;
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case P_DOUBLE:
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printf("%.2f", p->value.f);
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break;
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case P_BOOLEAN:
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printf("%s", p->value.b?"true":"false");
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break;
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case P_COLOR:
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printf("#%02X%02X%02X%02X",
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(unsigned char)(p->value.color.alpha*255.0),
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(unsigned char)(p->value.color.red*255.0),
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(unsigned char)(p->value.color.green*255.0),
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(unsigned char)(p->value.color.blue*255.0));
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break;
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}
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putchar ( '\n' );
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}
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static void rofi_theme_print_index ( int depth, Widget *widget )
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{
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printf ( "%*sName: %s \n", depth, "", widget->name );
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GHashTableIter iter;
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gpointer key, value;
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if ( widget->properties ){
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g_hash_table_iter_init (&iter, widget->properties);
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while (g_hash_table_iter_next (&iter, &key, &value))
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{
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Property *p = (Property*)value;
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rofi_theme_print_property_index ( depth, p );
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}
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}
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for ( unsigned int i = 0; i < widget->num_widgets;i++){
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rofi_theme_print_index ( depth+2, widget->widgets[i] );
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}
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}
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void rofi_theme_print ( Widget *widget )
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{
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rofi_theme_print_index ( 0, widget);
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}
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int yyparse();
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void yylex_destroy( void );
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extern FILE* yyin;
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extern Widget *rofi_theme;
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void yyerror(YYLTYPE *yylloc, const char* s) {
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fprintf(stderr, "Parse error: %s\n", s);
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fprintf(stderr, "From line %d column %d to line %d column %d\n", yylloc->first_line, yylloc->first_column, yylloc->last_line, yylloc->last_column);
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exit(EXIT_FAILURE);
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}
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static gboolean rofi_theme_steal_property_int ( gpointer key, gpointer value, gpointer user_data)
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{
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GHashTable *table = (GHashTable*)user_data;
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g_hash_table_replace ( table, key, value);
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return TRUE;
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}
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void rofi_theme_widget_add_properties ( Widget *widget, GHashTable *table )
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{
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if ( table == NULL ) {
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return;
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}
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if ( widget->properties == NULL ){
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widget->properties = table;
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return;
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}
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g_hash_table_foreach_steal ( table, rofi_theme_steal_property_int, widget->properties );
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g_hash_table_destroy ( table );
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}
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/**
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* Public API
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*/
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void rofi_theme_parse_file ( const char *file )
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{
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yyin = fopen ( file, "rb");
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if ( yyin == NULL ){
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fprintf(stderr, "Failed to open file: '%s'\n", strerror ( errno ) );
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return;
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}
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while ( yyparse() );
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yylex_destroy();
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}
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static Widget *rofi_theme_find_single ( Widget *widget, const char *name)
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{
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for ( unsigned int j = 0; j < widget->num_widgets;j++){
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if ( g_strcmp0(widget->widgets[j]->name, name ) == 0 ){
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return widget->widgets[j];
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}
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}
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return widget;
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}
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static Widget *rofi_theme_find ( Widget *widget , const char *name, const gboolean exact )
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{
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if ( widget == NULL || name == NULL ) {
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return widget;
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}
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char **names = g_strsplit ( name, "." , 0 );
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int found = TRUE;
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for ( unsigned int i = 0; found && names && names[i]; i++ ){
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found = FALSE;
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Widget *f = rofi_theme_find_single ( widget, names[i]);
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if ( f != widget ){
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widget = f;
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found = TRUE;
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}
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}
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g_strfreev(names);
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if ( !exact || found ){
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return widget;
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} else {
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return NULL;
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}
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}
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static Property *rofi_theme_find_property ( Widget *widget, PropertyType type, const char *property )
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{
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while ( widget ) {
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if ( widget->properties && g_hash_table_contains ( widget->properties, property) ) {
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Property *p = g_hash_table_lookup ( widget->properties, property);
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if ( p->type == type ){
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return p;
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}
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}
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widget = widget->parent;
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}
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return NULL;
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}
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static Widget *rofi_theme_find_widget ( const char *wclass, const char *name, const char *state )
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{
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// First find exact match based on name.
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Widget *widget = rofi_theme_find ( rofi_theme, name, TRUE );
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widget = rofi_theme_find ( widget, state, TRUE );
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if ( widget == NULL ){
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// Fall back to class
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widget = rofi_theme_find ( rofi_theme, wclass, TRUE);
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widget = rofi_theme_find ( widget, state, TRUE );
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}
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if ( widget == NULL ){
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// Fuzzy finder
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widget = rofi_theme_find ( rofi_theme, name, FALSE );
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if ( widget == rofi_theme ){
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widget = rofi_theme_find ( widget, wclass, FALSE );
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}
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widget = rofi_theme_find ( widget, state, FALSE );
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}
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return widget;
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}
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int rofi_theme_get_integer ( const char *wclass, const char *name, const char *state, const char *property, int def )
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{
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Widget *widget = rofi_theme_find_widget ( wclass, name, state );
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Property *p = rofi_theme_find_property ( widget, P_INTEGER, property );
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if ( p ){
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return p->value.i;
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}
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return def;
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}
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int rofi_theme_get_boolean ( const char *wclass, const char *name, const char *state, const char *property, int def )
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{
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Widget *widget = rofi_theme_find_widget ( wclass, name, state );
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Property *p = rofi_theme_find_property ( widget, P_BOOLEAN, property );
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if ( p ){
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return p->value.b;
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}
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return def;
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}
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char *rofi_theme_get_string ( const char *wclass, const char *name, const char *state, const char *property, char *def )
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{
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Widget *widget = rofi_theme_find_widget ( wclass, name, state );
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Property *p = rofi_theme_find_property ( widget, P_STRING, property );
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if ( p ){
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return p->value.s;
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}
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return def;
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}
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double rofi_theme_get_double ( const char *wclass, const char *name, const char *state, const char *property, double def )
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{
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Widget *widget = rofi_theme_find_widget ( wclass, name, state );
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Property *p = rofi_theme_find_property ( widget, P_DOUBLE, property );
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if ( p ){
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return p->value.b;
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}
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return def;
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}
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void rofi_theme_get_color ( const char *wclass, const char *name, const char *state, const char *property, cairo_t *d)
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{
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Widget *widget = rofi_theme_find_widget ( wclass, name, state );
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Property *p = rofi_theme_find_property ( widget, P_COLOR, property );
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if ( p ){
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cairo_set_source_rgba ( d,
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p->value.color.red,
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p->value.color.green,
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p->value.color.blue,
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p->value.color.alpha
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);
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}
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}
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Padding rofi_theme_get_padding ( const char *wclass, const char *name, const char *state, const char *property, Padding pad )
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{
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Widget *widget = rofi_theme_find_widget ( wclass, name, state );
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Property *p = rofi_theme_find_property ( widget, P_INTEGER, property );
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if ( p ){
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pad.left = pad.top = pad.bottom = pad.right = p->value.i;
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}
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char *s = g_strdup_printf("%s-top", property);
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p = rofi_theme_find_property ( widget, P_INTEGER, s );
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if ( p ){
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pad.top = p->value.i;
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}
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g_free(s);
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s = g_strdup_printf("%s-left", property);
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p = rofi_theme_find_property ( widget, P_INTEGER, s );
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if ( p ){
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pad.left = p->value.i;
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}
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g_free(s);
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s = g_strdup_printf("%s-bottom", property);
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p = rofi_theme_find_property ( widget, P_INTEGER, s );
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if ( p ){
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pad.bottom = p->value.i;
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}
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g_free(s);
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s = g_strdup_printf("%s-right", property);
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p = rofi_theme_find_property ( widget, P_INTEGER, s );
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if ( p ){
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pad.right = p->value.i;
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}
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g_free(s);
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return pad;
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}
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