+function exitMandelbrot() {
+ var appInfo = Components.classes["@mozilla.org/xre/app-info;1"]
+ .getService(Components.interfaces.nsIXULAppInfo);
+ if (appInfo.ID == "mandelbrot@kairo.at")
+ quitApp(false);
+ else
+ window.close();
+}
+
+function updateBookmarkMenu(aParent) {
+ document.getElementById("bookmarkSave").disabled =
+ (!document.getElementById("drawButton").hidden || (gStartTime > 0));
+
+ while (aParent.hasChildNodes() &&
+ aParent.lastChild.id != "bookmarkSeparator")
+ aParent.removeChild(aParent.lastChild);
+
+ let file = Components.classes["@mozilla.org/file/directory_service;1"]
+ .getService(Components.interfaces.nsIProperties)
+ .get("ProfD", Components.interfaces.nsIFile);
+ file.append("mandelbookmarks.sqlite");
+ if (file.exists()) {
+ let connection = Components.classes["@mozilla.org/storage/service;1"]
+ .getService(Components.interfaces.mozIStorageService)
+ .openDatabase(file);
+ try {
+ if (connection.tableExists("bookmarks")) {
+ let statement = connection.createStatement(
+ "SELECT name,ROWID FROM bookmarks ORDER BY ROWID ASC");
+ while (statement.executeStep()) {
+ let newItem = aParent.appendChild(document.createElement("menuitem"));
+ newItem.setAttribute("label", statement.getString(0));
+ newItem.setAttribute("bmRowID", statement.getString(1));
+ }
+ statement.reset();
+ statement.finalize();
+ return;
+ }
+ } finally {
+ connection.close();
+ }
+ }
+ // Create the "Nothing Available" Menu item and disable it.
+ let na = aParent.appendChild(document.createElement("menuitem"));
+ na.setAttribute("label", gMbrotBundle.getString("noBookmarks"));
+ na.setAttribute("disabled", "true");
+}
+
+function callBookmark(evtarget) {
+ if (evtarget.id == "bookmarkSave" || evtarget.id == "bookmarkSeparator")
+ return;
+ if (evtarget.id == "bookmarkOverview") {
+ adjustCoordsAndDraw(new complex(0,0), new complex(0,0));
+ return;
+ }
+
+ if (evtarget.getAttribute('bmRowID')) {
+ let iterMax = 0;
+ let C_min = null;
+ let C_max = null;
+
+ let file = Components.classes["@mozilla.org/file/directory_service;1"]
+ .getService(Components.interfaces.nsIProperties)
+ .get("ProfD", Components.interfaces.nsIFile);
+ file.append("mandelbookmarks.sqlite");
+ let connection = Components.classes["@mozilla.org/storage/service;1"]
+ .getService(Components.interfaces.mozIStorageService)
+ .openDatabase(file);
+ let statement = connection.createStatement(
+ "SELECT iteration_max,Cr_min,Cr_max,Ci_min,Ci_max FROM bookmarks WHERE ROWID=?1");
+ statement.bindStringParameter(0, evtarget.getAttribute('bmRowID'));
+ while (statement.executeStep()) {
+ iterMax = statement.getInt32(0);
+ C_min = new complex(statement.getDouble(1), statement.getDouble(3));
+ C_max = new complex(statement.getDouble(2), statement.getDouble(4));
+ }
+ statement.finalize();
+ connection.close();
+
+ if (iterMax && C_min && C_max) {
+ gPref.setIntPref("mandelbrot.iteration_max", iterMax);
+ adjustCoordsAndDraw(C_min, C_max);
+ }
+ }
+}
+
+function saveBookmark() {
+ // retrieve wanted bookmark name with a prompt
+ let prompts = Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
+ .getService(Components.interfaces.nsIPromptService);
+ let input = {value: ""}; // empty default value
+ let ok = prompts.prompt(null, gMbrotBundle.getString("saveBookmarkTitle"), gMbrotBundle.getString("saveBookmarkLabel"), input, null, {});
+ // ok is true if OK is pressed, false if Cancel. input.value holds the value of the edit field if "OK" was pressed.
+ if (!ok || !input.value)
+ return
+
+ let bmName = input.value;
+
+ // Open or create the bookmarks database.
+ let file = Components.classes["@mozilla.org/file/directory_service;1"]
+ .getService(Components.interfaces.nsIProperties)
+ .get("ProfD", Components.interfaces.nsIFile);
+ file.append("mandelbookmarks.sqlite");
+ let connection = Components.classes["@mozilla.org/storage/service;1"]
+ .getService(Components.interfaces.mozIStorageService)
+ .openDatabase(file);
+ connection.beginTransaction();
+ if (!connection.tableExists("bookmarks"))
+ connection.createTable("bookmarks", "name TEXT, iteration_max INTEGER, Cr_min REAL, Cr_max REAL, Ci_min REAL, Ci_max REAL");
+ // NULL. The value is a NULL value.
+ // INTEGER. The value is a signed integer, stored in 1, 2, 3, 4, 6, or 8 bytes depending on the magnitude of the value.
+ // REAL. The value is a floating point value, stored as an 8-byte IEEE floating point number.
+ // TEXT. The value is a text string, stored using the database encoding (UTF-8, UTF-16BE or UTF-16-LE).
+
+ // Put value of the current image into the bookmarks table
+ let statement = connection.createStatement(
+ "INSERT INTO bookmarks (name,iteration_max,Cr_min,Cr_max,Ci_min,Ci_max) VALUES (?1,?2,?3,?4,?5,?6)");
+ statement.bindStringParameter(0, bmName);
+ statement.bindStringParameter(1, gCurrentImageData.iterMax);
+ statement.bindStringParameter(2, gCurrentImageData.C_min.r);
+ statement.bindStringParameter(3, gCurrentImageData.C_max.r);
+ statement.bindStringParameter(4, gCurrentImageData.C_min.i);
+ statement.bindStringParameter(5, gCurrentImageData.C_max.i);
+ statement.execute();
+ statement.finalize();
+ connection.commitTransaction();
+ connection.close();
+}
+