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| author | Holger Cremer <HolgerCremer@gmail.com> | 2015-06-11 21:23:38 +0200 |
|---|---|---|
| committer | Holger Cremer <HolgerCremer@gmail.com> | 2015-06-12 19:31:23 +0200 |
| commit | df4d78a79f480c93880f11ec72516d3ac76290c1 (patch) | |
| tree | 0f91af4f63d458008e84cab0b65cc4155a4d9f81 | |
| parent | 9d61f22844bdfcbe983976aaf5176d08e741a6de (diff) | |
| download | serial-barcode-scanner-df4d78a79f480c93880f11ec72516d3ac76290c1.tar.bz2 | |
show the countdown value in the dialog title
| -rw-r--r-- | src/curses-ui/curses-ui.vala | 2 | ||||
| -rw-r--r-- | src/curses-ui/dialog.vala | 37 |
2 files changed, 34 insertions, 5 deletions
diff --git a/src/curses-ui/curses-ui.vala b/src/curses-ui/curses-ui.vala index e866c6e..b3efdd5 100644 --- a/src/curses-ui/curses-ui.vala +++ b/src/curses-ui/curses-ui.vala @@ -81,7 +81,7 @@ public class CursesUI { } public void dialog_open(string title, string message, int closeAfter=0) { - dialog = new Dialog(message, title); + dialog = new Dialog(message, title, closeAfter); if (closeAfter > 0) { Timeout.add_seconds(closeAfter, close); } diff --git a/src/curses-ui/dialog.vala b/src/curses-ui/dialog.vala index a8585d4..7d2902b 100644 --- a/src/curses-ui/dialog.vala +++ b/src/curses-ui/dialog.vala @@ -19,14 +19,19 @@ public class Dialog { Window win; Window subwin; - public Dialog(string message, string title = "KtT Shopsystem Error", int h=16, int w=60) + string dialogTitle; + int dialogWidth; + int countdownValue; + + public Dialog(string message, string title = "KtT Shopsystem Error", int titleCountdown=0, int h=16, int w=60) requires (title.length <= w-4) { + dialogTitle = title; + dialogWidth = w; + countdownValue = titleCountdown; int y = LINES/2-h/2; int x = COLS/2-w/2; - int title_x = (w-title.length)/2; - win = new Window(h, w, y, x); /* make the dialog white on red */ @@ -41,11 +46,35 @@ public class Dialog { /* dialog title */ win.box(0,0); + setTitle(); + win.refresh(); + + if (countdownValue > 0) { + Timeout.add_seconds(1, decrementTitleCountdown); + } + } + + private void setTitle() { + var title = dialogTitle; + if (countdownValue > 0) { + title = "%s (%d)".printf(title, countdownValue); + } + int title_x = (dialogWidth-title.length)/2; win.mvaddstr(0, title_x, title); - win.mvaddch(0, title_x-2, Acs.RTEE); + win.mvaddch(0, title_x-2, Acs.RTEE); win.mvaddch(0, title_x-1, ' '); win.mvaddch(0, title_x+title.length, ' '); win.mvaddch(0, title_x+title.length+1, Acs.LTEE); + // fixing the countdown (for a reasonable countdown) + win.mvaddch(0, title_x+title.length+2, Acs.HLINE); + win.mvaddch(0, title_x+title.length+3, Acs.HLINE); + } + + private bool decrementTitleCountdown() { + countdownValue--; + setTitle(); win.refresh(); + // run again until countdown is zero + return countdownValue > 0; } } |