add changelog dialog and display_file api (implemented in osx and ios)

src/app.h

@@ -94,6 +94,7 @@ public:
     struct engine* and_engine;
 #endif
     void pick_image(std::function<void(std::string path)> callback);
+    void display_file(std::string path);
     void showKeyboard();
     void hideKeyboard();
     void initLog();
@@ -139,6 +140,7 @@ public:
     void init_menu_layer();
     void init_menu_timelapse();
     void init_menu_about();
+    void dialog_changelog();
     void dialog_about();
     void dialog_newdoc();
     void dialog_save();

src/app_dialogs.cpp

@@ -4,6 +4,7 @@
 #include "node_dialog_browse.h"
 #include "node_dialog_cloud.h"
 #include "node_about.h"
+#include "node_changelog.h"
 
 std::shared_ptr<NodeProgressBar> App::show_progress(const std::string& title)
 {
@@ -18,6 +19,18 @@ std::shared_ptr<NodeProgressBar> App::show_progress(const std::string& title)
     return pb;
 }
 
+void App::dialog_changelog()
+{
+    auto dialog = std::make_shared<NodeChangelog>();
+    dialog->m_manager = &layout;
+    dialog->init();
+    dialog->create();
+    dialog->loaded();
+
+    layout[main_id]->add_child(dialog);
+    layout[main_id]->update();
+}
+
 void App::dialog_about()
 {
     auto dialog = std::make_shared<NodeAbout>();
@@ -29,6 +42,7 @@ void App::dialog_about()
     layout[main_id]->add_child(dialog);
     layout[main_id]->update();
 }
+
 void App::dialog_newdoc()
 {
     auto show_dialog = [this] {

src/app_events.cpp

@@ -63,6 +63,26 @@ void App::pick_image(std::function<void(std::string path)> callback)
 #endif
 }
 
+void App::display_file(std::string path)
+{
+#ifdef __IOS__
+    [ios_view display_file:path];
+#elif __OSX__
+    [[NSWorkspace sharedWorkspace] openFile:[NSString stringWithUTF8String:path.c_str()]];
+//    dispatch_async(dispatch_get_main_queue(), ^{
+//        std::string path = [osx_view pick_file];
+//        if (!path.empty())
+//            callback(path);
+//    });
+#elif __ANDROID__
+    //displayKeyboard(and_app, false);
+#elif _WIN32
+//    std::string path = win32_open_file();
+//    if (!path.empty())
+//        callback(path);
+#endif
+}
+
 bool App::mouse_down(int button, float x, float y, float pressure, kEventSource source)
 {
     redraw = true;

src/app_layout.cpp

@@ -5,7 +5,6 @@
 #include "node_text.h"
 #include "node_progress_bar.h"
 #include "node_dialog_picker.h"
-#include "node_about.h"
 
 using namespace ui;
 
@@ -547,6 +546,8 @@ void App::init_menu_about()
             };
 
             popup->find<NodeButtonCustom>("about-doc")->on_click = [this](Node*) {
+                auto path = Asset::absolute("data/doc/test.pdf");
+                display_file(path);
                 popup->mouse_release();
                 popup->destroy();
             };
@@ -560,6 +561,7 @@ void App::init_menu_about()
                     text->set_text(label);
                 }
                 item->on_click = [this](Node*) {
+                    dialog_changelog();
                     popup->mouse_release();
                     popup->destroy();
                 };

src/node.cpp

@@ -32,6 +32,7 @@
 #include "node_dialog_picker.h"
 #include "node_panel_grid.h"
 #include "node_about.h"
+#include "node_changelog.h"
 
 void Node::async_start()
 {
@@ -901,6 +902,7 @@ void Node::load_internal(const tinyxml2::XMLElement* x_node)
             CASE(kWidget::ColorWheel, NodeColorWheel);
             CASE(kWidget::ColorPicker, NodeColorPicker);
             CASE(kWidget::About, NodeAbout);
+            CASE(kWidget::Changelog, NodeChangelog);
 #undef  CASE
         case kWidget::Ref:
         {

src/node.h

@@ -82,6 +82,7 @@ enum class kWidget : uint16_t
     ColorWheel = const_hash("colorwheel"),
     ColorPicker = const_hash("color-picker"),
     About = const_hash("about"),
+    Changelog = const_hash("changelog"),
 };
 
 class Node

src/node_changelog.cpp

@@ -0,0 +1,26 @@
+#include "pch.h"
+#include "log.h"
+#include "node_changelog.h"
+#include "layout.h"
+
+Node* NodeChangelog::clone_instantiate() const
+{
+    return new NodeChangelog();
+}
+
+void NodeChangelog::init()
+{
+    SetPosition(0, 0);
+    SetWidthP(100);
+    SetHeightP(100);
+    SetPositioning(YGPositionTypeAbsolute);
+    m_template = (*m_manager)[const_hash("changelog")]->m_children[0]->clone();
+    add_child(m_template);
+    btn_ok = m_template->find<NodeButton>("btn-ok");
+    btn_ok->on_click = [&](Node*) { destroy(); };
+}
+
+kEventResult NodeChangelog::handle_event(Event* e)
+{
+    return kEventResult::Consumed;
+}

src/node_changelog.h

@@ -0,0 +1,13 @@
+#pragma once
+#include "node.h"
+#include "node_button.h"
+
+class NodeChangelog : public Node
+{
+    Node* m_template;
+    NodeButton* btn_ok;
+public:
+    virtual Node* clone_instantiate() const override;
+    virtual void init() override;
+    virtual kEventResult handle_event(Event* e) override;
+};