Moved UI mode implementation into separate `StateHandler`

`ApplicationWindow` doesn't offer QML State support but as this functionality lends itself quite well to the _Vim like_ UI mode paradigm it was moved into a `Item` based component.

1 files changed, 98 insertions, 0 deletions

diff --git a/qml/StateHandler.qml b/qml/StateHandler.qml
new file mode 100644
index 0000000..4334a6b
--- /dev/null
+++ b/qml/StateHandler.qml
@@ -0,0 +1,98 @@
+import QtQuick 2.0
+import QtQuick.Controls 1.2
+
+Item {
+	id: item
+
+	property Item terminalList : null
+
+	state: "INSERT"
+
+	function enterInsertMode() {
+		insertTerminalAction.trigger();
+	}
+
+	states: [
+		State {
+			name: "NORMAL"
+
+			PropertyChanges { target: escapeTerminalAction;   enabled: false }
+			PropertyChanges { target: insertTerminalAction;   enabled: true  }
+			PropertyChanges { target: nextTerminalAction;     enabled: true  }
+			PropertyChanges { target: heightenTerminalAction; enabled: true  }
+			PropertyChanges { target: shortenTerminalAction;  enabled: true  }
+			PropertyChanges { target: prevTerminalAction;     enabled: true  }
+			PropertyChanges { target: lastTerminalAction;     enabled: true  }
+			PropertyChanges { target: firstTerminalAction;    enabled: true  }
+		},
+		State {
+			name: "INSERT"
+
+			PropertyChanges { target: escapeTerminalAction;   enabled: true  }
+			PropertyChanges { target: insertTerminalAction;   enabled: false }
+			PropertyChanges { target: nextTerminalAction;     enabled: false }
+			PropertyChanges { target: heightenTerminalAction; enabled: false }
+			PropertyChanges { target: shortenTerminalAction;  enabled: false }
+			PropertyChanges { target: prevTerminalAction;     enabled: false }
+			PropertyChanges { target: lastTerminalAction;     enabled: false }
+			PropertyChanges { target: firstTerminalAction;    enabled: false }
+		}
+	]
+
+	Action {
+		id: insertTerminalAction
+		shortcut: "i"
+		onTriggered: {
+			item.state = "INSERT";
+
+			terminalList.focusCurrent();
+		}
+	}
+
+	Action {
+		id: escapeTerminalAction
+		shortcut: "Shift+ESC"
+		onTriggered: {
+			item.state = "NORMAL";
+
+            terminalList.forceActiveFocus();
+			terminalList.unfocusCurrent();
+		}
+	}
+
+	Action {
+		id: nextTerminalAction
+		shortcut: "j"
+		onTriggered: terminalList.selectNext()
+	}
+
+	Action {
+		id: heightenTerminalAction
+		shortcut: "Shift+J"
+		onTriggered: terminalList.getCurrent().heighten()
+	}
+
+	Action {
+		id: shortenTerminalAction
+		shortcut: "Shift+K"
+		onTriggered: terminalList.getCurrent().shorten()
+	}
+
+	Action {
+		id: prevTerminalAction
+		shortcut: "k"
+		onTriggered: terminalList.selectPrev()
+	}
+
+	Action {
+		id: lastTerminalAction
+		shortcut: "Shift+G"
+		onTriggered: terminalList.selectItem(terminalList.children.length - 1)
+	}
+
+	Action {
+		id: firstTerminalAction
+		shortcut: "g"
+		onTriggered: terminalList.selectItem(0)
+	}
+}