first commit

addons/zylann.hterrain/tools/load_texture_dialog.gd

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+@tool
+extends EditorFileDialog
+
+
+func _init():
+	#access = EditorFileDialog.ACCESS_RESOURCES
+	file_mode = EditorFileDialog.FILE_MODE_OPEN_FILE
+	# TODO I actually want a dialog to load a texture, not specifically a PNG...
+	add_filter("*.png ; PNG files")
+	add_filter("*.jpg ; JPG files")
+	unresizable = false
+	access = EditorFileDialog.ACCESS_RESOURCES
+	close_requested.connect(call_deferred.bind("_on_close"))
+
+
+func _on_close():
+	# Disconnect listeners automatically,
+	# so we can re-use the same dialog with different listeners
+	var cons = get_signal_connection_list("file_selected")
+	for con in cons:
+		file_selected.disconnect(con.callable)
+