base app

Author: ndonkoHenri

sdk/python/packages/flet/docs/apps/examples-gallery/pyproject.toml

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+[project]
+name = "poc"
+version = "0.1.0"
+description = ""
+readme = "README.md"
+requires-python = ">=3.10"
+authors = [
+    { name = "Flet developer", email = "[email protected]" }
+]
+dependencies = [
+    "flet==0.70.0.dev6833",
+]
+
+[tool.uv]
+prerelease = "allow"
+
+[tool.flet]
+# Docs: https://flet.dev/docs/publish
+org = "com.mycompany"
+product = "poc"
+company = "Flet"
+copyright = "Copyright (C) 2025 by Flet"
+
+[tool.flet.app]
+path = "src"

sdk/python/packages/flet/docs/apps/examples-gallery/requirements.txt

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+flet==0.70.0.dev6833

sdk/python/packages/flet/docs/apps/examples-gallery/src/controls/__init__.py

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+import flet as ft
+import flet_ads as fta
+
+
+def main(page: ft.Page):
+    page.horizontal_alignment = ft.CrossAxisAlignment.CENTER
+    page.appbar = ft.AppBar(
+        adaptive=True,
+        title="Mobile Ads Playground",
+        bgcolor=ft.Colors.LIGHT_BLUE_300,
+    )
+
+    # Test ad unit IDs
+    ids = {
+        ft.PagePlatform.ANDROID: {
+            "banner": "ca-app-pub-3940256099942544/6300978111",
+            "interstitial": "ca-app-pub-3940256099942544/1033173712",
+        },
+        ft.PagePlatform.IOS: {
+            "banner": "ca-app-pub-3940256099942544/2934735716",
+            "interstitial": "ca-app-pub-3940256099942544/4411468910",
+        },
+    }
+
+    def handle_interstitial_ad_close(e: ft.Event[fta.InterstitialAd]):
+        nonlocal iad
+        print("Closing InterstitialAd")
+        page.overlay.remove(e.control)
+        page.overlay.append(iad := get_new_interstitial_ad())
+        page.update()
+
+    async def handle_interstitial_ad_display(e: ft.Event[ft.OutlinedButton]):
+        nonlocal iad
+        print("Showing InterstitialAd")
+        await iad.show()
+
+    def get_new_interstitial_ad():
+        return fta.InterstitialAd(
+            unit_id=ids.get(page.platform, {}).get("interstitial"),
+            on_load=lambda e: print("InterstitialAd loaded"),
+            on_error=lambda e: print("InterstitialAd error", e.data),
+            on_open=lambda e: print("InterstitialAd opened"),
+            on_close=handle_interstitial_ad_close,
+            on_impression=lambda e: print("InterstitialAd impression"),
+            on_click=lambda e: print("InterstitialAd clicked"),
+        )
+
+    def get_new_banner_ad() -> ft.Container:
+        return ft.Container(
+            width=320,
+            height=50,
+            bgcolor=ft.Colors.TRANSPARENT,
+            content=fta.BannerAd(
+                unit_id=ids.get(page.platform, {}).get("banner"),
+                on_click=lambda e: print("BannerAd clicked"),
+                on_load=lambda e: print("BannerAd loaded"),
+                on_error=lambda e: print("BannerAd error", e.data),
+                on_open=lambda e: print("BannerAd opened"),
+                on_close=lambda e: print("BannerAd closed"),
+                on_impression=lambda e: print("BannerAd impression"),
+                on_will_dismiss=lambda e: print("BannerAd will dismiss"),
+            ),
+        )
+
+    page.overlay.append(iad := get_new_interstitial_ad())
+
+    page.add(
+        ft.OutlinedButton(
+            content="Show InterstitialAd",
+            on_click=handle_interstitial_ad_display,
+        ),
+        ft.OutlinedButton(
+            content="Show BannerAd",
+            on_click=lambda e: page.add(get_new_banner_ad()),
+        ),
+    )
+
+
+if __name__ == "__main__":
+    ft.run(main)

sdk/python/packages/flet/docs/apps/examples-gallery/src/controls/ads/__init__.py

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+import flet as ft
+
+
+def main(page: ft.Page):
+    page.title = "AlertDialog examples"
+
+    dialog = ft.AlertDialog(
+        title=ft.Text("Hello"),
+        content=ft.Text("You are notified!"),
+        alignment=ft.Alignment.CENTER,
+        on_dismiss=lambda e: print("Dialog dismissed!"),
+        title_padding=ft.Padding.all(25),
+    )
+
+    modal_dialog = ft.AlertDialog(
+        modal=True,
+        title=ft.Text("Please confirm"),
+        content=ft.Text("Do you really want to delete all those files?"),
+        actions=[
+            ft.TextButton("Yes", on_click=lambda e: page.pop_dialog()),
+            ft.TextButton("No", on_click=lambda e: page.pop_dialog()),
+        ],
+        actions_alignment=ft.MainAxisAlignment.END,
+        on_dismiss=lambda e: print("Modal dialog dismissed!"),
+    )
+
+    page.add(
+        ft.Button(
+            content="Open dialog",
+            on_click=lambda e: page.show_dialog(dialog),
+        ),
+        ft.Button(
+            content="Open modal dialog",
+            on_click=lambda e: page.show_dialog(modal_dialog),
+        ),
+    )
+
+
+if __name__ == "__main__":
+    ft.run(main)

sdk/python/packages/flet/docs/apps/examples-gallery/src/controls/ads/example_1.py

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+import time
+
+import flet as ft
+
+
+def main(page: ft.Page):
+    def animate(e: ft.Event[ft.Button]):
+        switcher.content = ft.Image(
+            src=f"https://picsum.photos/200/300?{time.time()}",
+            width=200,
+            height=300,
+        )
+        page.update()
+
+    page.add(
+        switcher := ft.AnimatedSwitcher(
+            content=ft.Image(
+                src="https://picsum.photos/200/300",
+                width=200,
+                height=300,
+            ),
+            transition=ft.AnimatedSwitcherTransition.SCALE,
+            duration=500,
+            reverse_duration=100,
+            switch_in_curve=ft.AnimationCurve.BOUNCE_OUT,
+            switch_out_curve=ft.AnimationCurve.BOUNCE_IN,
+        ),
+        ft.Button("Animate!", on_click=animate),
+    )
+
+
+if __name__ == "__main__":
+    ft.run(main)

sdk/python/packages/flet/docs/apps/examples-gallery/src/controls/alert_dialog/__init__.py

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+import base64
+import time
+
+import httpx
+
+import flet as ft
+
+
+class BufferingSwitcher(ft.AnimatedSwitcher):
+    image_queue = []
+
+    def __init__(self, image: ft.Image):
+        super().__init__(image)
+        self.transition = ft.AnimatedSwitcherTransition.SCALE
+        self.duration = 500
+        self.reverse_duration = 100
+        self.switch_in_curve = ft.AnimationCurve.EASE_IN
+        self.switch_out_curve = ft.AnimationCurve.EASE_OUT
+        self.image_queue.append(image)
+
+    def animate(self, e):
+        self.content = ft.Image(
+            src=self.image_queue.pop(),
+            width=200,
+            height=300,
+            gapless_playback=True,
+        )
+        self.update()
+
+    async def fill_queue(self):
+        while len(self.image_queue) < 10:
+            self.image_queue.append(
+                await self.image_to_base64(
+                    f"https://picsum.photos/200/300?{time.time()}"
+                )
+            )
+
+    async def image_to_base64(self, url):
+        response = await httpx.AsyncClient(follow_redirects=True).get(url)
+        if response.status_code == 200:
+            base64_str = (
+                base64.standard_b64encode(response.content).decode("utf-8").strip()
+            )
+            return base64_str
+        else:
+            print(f"Image request failed with {response.status_code}")
+            return None
+
+    def before_update(self):
+        self.page.run_task(self.fill_queue)
+
+
+def main(page: ft.Page):
+    switcher = BufferingSwitcher(
+        ft.Image(
+            src=f"https://picsum.photos/200/300?{time.time()}", width=200, height=300
+        )
+    )
+
+    page.add(
+        switcher,
+        ft.Button("Animate!", on_click=switcher.animate),
+    )
+
+
+if __name__ == "__main__":
+    ft.run(main)