Add an option to disable client window resizes

This goes great with tmux when you are sharing your terminal for
presentations and you don't want to give viewers the ability to resize
your terminal

app/app.go

@@ -70,6 +70,8 @@ type Options struct {
 	CloseSignal         int                    `hcl:"close_signal"`
 	CloseSignal         int                    `hcl:"close_signal"`
 	Preferences         HtermPrefernces        `hcl:"preferences"`
 	Preferences         HtermPrefernces        `hcl:"preferences"`
 	RawPreferences      map[string]interface{} `hcl:"preferences"`
 	RawPreferences      map[string]interface{} `hcl:"preferences"`
+	Width               int                    `hcl:"width"`
+	Height              int                    `hcl:"height"`
 }
 }
 
 
 var Version = "0.0.13"
 var Version = "0.0.13"
@@ -95,6 +97,8 @@ var DefaultOptions = Options{
 	Once:                false,
 	Once:                false,
 	CloseSignal:         1, // syscall.SIGHUP
 	CloseSignal:         1, // syscall.SIGHUP
 	Preferences:         HtermPrefernces{},
 	Preferences:         HtermPrefernces{},
+	Width:               0,
+	Height:              0,
 }
 }
 
 
 func New(command []string, options *Options) (*App, error) {
 func New(command []string, options *Options) (*App, error) {

app/client_context.go

@@ -197,14 +197,24 @@ func (context *clientContext) processReceive() {
 				return
 				return
 			}
 			}
 
 
+			rows := uint16(context.app.options.Height)
+			if rows == 0 {
+				rows = uint16(args.Rows)
+			}
+
+			columns := uint16(context.app.options.Width)
+			if columns == 0 {
+				columns = uint16(args.Columns)
+			}
+
 			window := struct {
 			window := struct {
 				row uint16
 				row uint16
 				col uint16
 				col uint16
 				x   uint16
 				x   uint16
 				y   uint16
 				y   uint16
 			}{
 			}{
-				uint16(args.Rows),
-				uint16(args.Columns),
+				rows,
+				columns,
 				0,
 				0,
 				0,
 				0,
 			}
 			}

main.go

@@ -37,6 +37,8 @@ func main() {
 		flag{"once", "", "Accept only one client and exit on disconnection"},
 		flag{"once", "", "Accept only one client and exit on disconnection"},
 		flag{"permit-arguments", "", "Permit clients to send command line arguments in URL (e.g. http://example.com:8080/?arg=AAA&arg=BBB)"},
 		flag{"permit-arguments", "", "Permit clients to send command line arguments in URL (e.g. http://example.com:8080/?arg=AAA&arg=BBB)"},
 		flag{"close-signal", "", "Signal sent to the command process when gotty close it (default: SIGHUP)"},
 		flag{"close-signal", "", "Signal sent to the command process when gotty close it (default: SIGHUP)"},
+		flag{"width", "", "Static width of the screen, 0(default) means dynamically resize"},
+		flag{"height", "", "Static height of the screen, 0(default) means dynamically resize"},
 	}
 	}
 
 
 	mappingHint := map[string]string{
 	mappingHint := map[string]string{