Refactoring...

ede-preferred-applications/AppChoice.cpp

@@ -0,0 +1,126 @@
+#include <string.h>
+#include <FL/Fl_File_Chooser.H>
+#include <edelib/Debug.h>
+#include <edelib/File.h>
+#include "AppChoice.h"
+
+#define STR_CMP(s1, s2) (strcmp(s1, s2) == 0)
+
+EDELIB_NS_USING(file_path)
+EDELIB_NS_USING(String)
+
+/* TODO: move to edelib */
+static char* get_basename(const char* path) {
+	char* p = (char*)strrchr(path, '/');
+	if(p) 
+		return (p + 1);
+
+	return (char*)path;
+}
+
+static void select_cb(Fl_Widget *widget, void *c) {
+	AppChoice *o = (AppChoice*)c;
+	o->on_select();
+}
+
+AppChoice::AppChoice(int X, int Y, int W, int H, const char *l) : Fl_Choice(X, Y, W, H, l), known_apps(0), pvalue(0) {
+	align(FL_ALIGN_TOP_LEFT);
+	callback(select_cb, this);
+}
+
+void AppChoice::add_programs(KnownApp *lst) {
+	E_RETURN_IF_FAIL(lst != 0);
+	String path;
+
+	add(_("None"));
+
+	for(int i = 0; lst[i].name; i++) {
+		/* first check if file exists in system */
+		path = file_path(lst[i].cmd);
+		if(path.empty())
+			continue;
+
+		add(lst[i].name);
+	}
+
+	add(_("Browse..."));
+	known_apps = lst;
+}
+
+void AppChoice::add_if_user_program(const char *cmd) {
+	E_RETURN_IF_FAIL(known_apps != 0);
+	bool found = false;
+
+	for(int i = 0; known_apps[i].name; i++) {
+		if(STR_CMP(known_apps[i].cmd, cmd)) {
+			found = true;
+			break;
+		}
+	}
+
+	if(found) return;
+
+	replace(size() - 2, get_basename(cmd));
+	add(_("Browse..."));
+}
+
+void AppChoice::select_by_cmd(const char *cmd) {
+	E_RETURN_IF_FAIL(cmd != 0);
+	E_RETURN_IF_FAIL(known_apps != 0);
+
+	int pos;
+
+	for(int i = 0; known_apps[i].name; i++) {
+		if(STR_CMP(cmd, known_apps[i].cmd)) {
+			/* now find menu entry with this name */
+			pos = find_index(known_apps[i].name);	
+			if(pos >= 0) {
+				value(pos);
+				pvalue = pos;
+				return;
+			}
+		}
+	}
+}
+
+const char *AppChoice::selected(void) {
+	E_RETURN_VAL_IF_FAIL(known_apps != 0, 0);
+	int s = value();
+
+	/* skip first/last elements */
+	if(s == 0 || s == (size() - 2))
+		return 0;
+
+	const char *n = text();
+
+	/* first check if user one was selected */
+	if(!user_val.empty() && STR_CMP(get_basename(user_val.c_str()), n));
+		return user_val.c_str();
+
+	for(int i = 0; known_apps[i].name; i++) {
+		if(STR_CMP(known_apps[i].name, n))
+			return known_apps[i].cmd;
+	}
+
+	return 0;
+}
+
+void AppChoice::on_select(void) {
+	if(value() == (size() - 2)) {
+		const char *p = fl_file_chooser(_("Choose program"), "*", 0);
+		if(p) {
+			/* set it to last place where is 'Browse...', and later move to the end */
+			replace(size() - 2, get_basename(p));
+		   	user_val = p;
+			add(_("Browse..."));
+
+			/* select it */
+			value(size() - 3);
+			return;
+		}
+
+		value(pvalue);
+	}
+
+	pvalue = value();
+}