Merge pull request #65 from pacien/oz-viewer

viewer improvements

1 files changed, 49 insertions, 0 deletions

diff --git a/viewer/src/components/LdKeyPress.vue b/viewer/src/components/LdKeyPress.vue
new file mode 100644
index 0000000..8276607
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+++ b/viewer/src/components/LdKeyPress.vue
@@ -0,0 +1,49 @@
+<!-- ldgallery - A static generator which turns a collection of tagged
+--             pictures into a searchable web gallery.
+--
+-- Copyright (C) 2019-2020  Guillaume FOUET
+--
+-- This program is free software: you can redistribute it and/or modify
+-- it under the terms of the GNU Affero General Public License as
+-- published by the Free Software Foundation, either version 3 of the
+-- License, or (at your option) any later version.
+--
+-- This program is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+-- GNU Affero General Public License for more details.
+--
+-- You should have received a copy of the GNU Affero General Public License
+-- along with this program.  If not, see <https://www.gnu.org/licenses/>.
+-->
+
+<script lang="ts">
+import { Component, Vue, Prop, Emit } from "vue-property-decorator";
+
+@Component
+export default class LdKeyPress extends Vue {
+  @Prop({ type: Number, required: true }) readonly keycode!: number;
+  @Prop({ type: String, default: "keyup" }) readonly event!: "keyup" | "keydown" | "keypress";
+
+  mounted() {
+    window.addEventListener(this.event, this.onEvent);
+  }
+
+  destroyed() {
+    window.removeEventListener(this.event, this.onEvent);
+  }
+
+  render() {
+    return null;
+  }
+
+  private onEvent(e: KeyboardEvent) {
+    if (e.keyCode === this.keycode) this.action(e);
+  }
+
+  @Emit()
+  private action(e: KeyboardEvent) {
+    return e;
+  }
+}
+</script>
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