Add a totally useless Shelf screensaver
* Allows dropping replicants, and showing them later on when idle. * Needs some cleanup.
This commit is contained in:
François Revol
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24ad8261a9
commit
3704c0f8b1
@ -9,6 +9,7 @@ SubInclude HAIKU_TOP src add-ons screen_savers icons ;
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SubInclude HAIKU_TOP src add-ons screen_savers ifs ;
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SubInclude HAIKU_TOP src add-ons screen_savers leaves ;
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SubInclude HAIKU_TOP src add-ons screen_savers message ;
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SubInclude HAIKU_TOP src add-ons screen_savers shelf ;
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SubInclude HAIKU_TOP src add-ons screen_savers simpleclock ;
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SubInclude HAIKU_TOP src add-ons screen_savers slideshowsaver ;
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SubInclude HAIKU_TOP src add-ons screen_savers spider ;
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6
src/add-ons/screen_savers/shelf/Jamfile
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6
src/add-ons/screen_savers/shelf/Jamfile
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@ -0,0 +1,6 @@
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SubDir HAIKU_TOP src add-ons screen_savers shelf ;
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ScreenSaver Shelf :
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Shelf.cpp :
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be libscreensaver.so ;
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263
src/add-ons/screen_savers/shelf/Shelf.cpp
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263
src/add-ons/screen_savers/shelf/Shelf.cpp
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@ -0,0 +1,263 @@
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/*
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* Copyright 2007-2012, Haiku, Inc. All Rights Reserved.
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* Distributed under the terms of the MIT License.
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*
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* Authors:
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* Ryan Leavengood
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* François Revol <revol@free.fr>
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*/
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#include <Application.h>
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#include <Alert.h>
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#include <Button.h>
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#include <Font.h>
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#include <Screen.h>
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#include <ScreenSaver.h>
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#include <Shelf.h>
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#include <String.h>
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#include <StringView.h>
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#include <View.h>
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#include <Window.h>
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#include <Debug.h>
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const rgb_color kMediumBlue = {0, 0, 100};
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const rgb_color kWhite = {255, 255, 255};
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const char *kInConfigName = "InConfig";
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const char *kShelfArchiveName = "Shelf";
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// Inspired by the classic BeOS screensaver, of course
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class Shelf : public BScreenSaver
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{
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public:
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Shelf(BMessage *archive, image_id);
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void Draw(BView *view, int32 frame);
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void StartConfig(BView *view);
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void StopConfig();
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status_t StartSaver(BView *view, bool preview);
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void StopSaver();
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status_t SaveState(BMessage *state) const;
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private:
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BShelf *fShelf;
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BWindow *fConfigWindow;
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bool fInConfig;
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bool fInEdit;
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BMallocIO fShelfData;
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};
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BScreenSaver *instantiate_screen_saver(BMessage *msg, image_id image)
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{
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PRINT(("%s()\n", __FUNCTION__));
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return new Shelf(msg, image);
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}
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Shelf::Shelf(BMessage *archive, image_id id)
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: BScreenSaver(archive, id)
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, fShelf(NULL)
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, fConfigWindow(NULL)
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, fInConfig(false)
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, fInEdit(false)
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, fShelfData()
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{
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archive->PrintToStream();
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if (archive->FindBool(kInConfigName, &fInConfig) < B_OK)
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fInConfig = false;
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status_t status;
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const void *data;
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ssize_t length;
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status = archive->FindData(kShelfArchiveName, 'shlf', &data, &length);
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if (status == B_OK) {
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fShelfData.WriteAt(0LL, data, length);
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fShelfData.Seek(SEEK_SET, 0LL);
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}
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/*
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if (fInConfig) {
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fInEdit = true;
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fInConfig = false;
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}
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*/}
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void
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Shelf::StartConfig(BView *view)
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{
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PRINT(("%p:%s()\n", this, __FUNCTION__));
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fInConfig = true;
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view->AddChild(new BStringView(BRect(20, 10, 200, 35), "",
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"Shelf, by François Revol."));
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BScreen screen;
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fConfigWindow = new BWindow(screen.Frame(), "Shelf Config",
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B_UNTYPED_WINDOW, B_NOT_MOVABLE | B_NOT_CLOSABLE | B_NOT_ZOOMABLE
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| B_NOT_MINIMIZABLE | B_NOT_RESIZABLE | B_AVOID_FRONT | B_AVOID_FOCUS);
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BView *shelfView = new BView(fConfigWindow->Bounds(), "ShelfView",
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B_FOLLOW_NONE, B_WILL_DRAW | B_FRAME_EVENTS);
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shelfView->SetViewColor(216, 216, 216, 0);
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fConfigWindow->AddChild(shelfView);
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fShelfData.Seek(SEEK_SET, 0LL);
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fShelf = new BShelf(&fShelfData, shelfView);
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fShelf->SetDisplaysZombies(true);
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fShelfData.Seek(SEEK_SET, 0LL);
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// start the Looper
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fConfigWindow->Show();
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fConfigWindow->Lock();
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fConfigWindow->SendBehind(view->Window());
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fConfigWindow->Unlock();
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//"\nDrop replicants on me!"
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}
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void
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Shelf::StopConfig()
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{
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fInConfig = false;
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PRINT(("%p:%s()\n", this, __FUNCTION__));
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fConfigWindow->Lock();
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fConfigWindow->Quit();
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fShelf = NULL;
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BScreenSaver::StopConfig();
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}
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status_t
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Shelf::StartSaver(BView *view, bool preview)
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{
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PRINT(("%p:%s(, %d)\n", this, __FUNCTION__, preview));
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if (!preview) {
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view->SetViewColor(216, 216, 216, 0);
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fShelfData.Seek(SEEK_SET, 0LL);
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fShelf = new BShelf(&fShelfData, view);
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}
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BString s;
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s << "preview: " << preview << " ";
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s << "BView:Name: " << view->Name() << " ";
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s << "BApp:Name: " << be_app->Name();
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PRINT(("%p:%s:%s\n", this, __FUNCTION__, s.String()));
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//BAlert *a = new BAlert("debug", s.String(), "Ok");
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//a->Go();
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return B_ERROR;
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#if 0
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float width = view->Bounds().Width();
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float height = view->Bounds().Height();
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BFont font;
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view->GetFont(&font);
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font.SetSize(height / 2.5);
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view->SetFont(&font);
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BRect rect;
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escapement_delta delta;
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delta.nonspace = 0;
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delta.space = 0;
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// If anyone has suggestions for how to clean this up, speak up
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font.GetBoundingBoxesForStrings(&fLine1, 1, B_SCREEN_METRIC, &delta, &rect);
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float y = ((height - (rect.Height() * 2 + height / 10)) / 2) + rect.Height();
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fLine1Start.Set((width - rect.Width()) / 2, y);
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font.GetBoundingBoxesForStrings(&fLine2, 1, B_SCREEN_METRIC, &delta, &rect);
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fLine2Start.Set((width - rect.Width()) / 2, y + rect.Height() + height / 10);
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#endif
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return B_OK;
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}
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void
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Shelf::StopSaver()
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{
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PRINT(("%p:%s()\n", this, __FUNCTION__));
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//if (fShelf)
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//delete fShelf;
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//fShelf = NULL;
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}
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status_t
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Shelf::SaveState(BMessage *state) const
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{
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status_t status;
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PRINT(("%p:%s()\n", this, __FUNCTION__));
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state->PrintToStream();
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if (fInConfig)
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state->AddBool(kInConfigName, fInConfig);
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if (!fInConfig)
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state->RemoveData(kInConfigName);
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if (fInConfig && fShelf) {
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status = state->AddBool("got it", true);
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fShelf->LockLooper();
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status = fShelf->Save();
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fShelf->UnlockLooper();
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if (status < B_OK)
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return status;
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status = state->AddData(kShelfArchiveName, 'shlf', fShelfData.Buffer(),
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fShelfData.BufferLength());
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// return B_OK;
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//fShelfData.SetSize(0LL);
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#if 0
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BMallocIO mio;
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status = fShelf->SetSaveLocation(&mio);
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if (status < B_OK)
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return status;
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status = fShelf->Save();
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fShelf->SetSaveLocation((BDataIO *)NULL);
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if (status < B_OK)
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return status;
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status = state->AddData(kShelfArchiveName, 'shlf', mio.Buffer(),
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mio.BufferLength());
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#endif
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if (status < B_OK)
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return status;
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}
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return B_OK;
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}
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void
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Shelf::Draw(BView *view, int32 frame)
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{
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PRINT(("%p:%s(, %d)\n", this, __FUNCTION__, frame));
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BScreenSaver::Draw(view, frame);
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#if 0
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if (frame == 0) {
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// fill with blue on first frame
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view->SetLowColor(kMediumBlue);
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view->FillRect(view->Bounds(), B_SOLID_LOW);
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// Set tick size to 500,000 microseconds = 0.5 second
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SetTickSize(500000);
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} else {
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// Drawing the background color every other frame to make the text blink
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if (frame % 2 == 1)
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view->SetHighColor(kWhite);
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else
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view->SetHighColor(kMediumBlue);
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view->DrawString(fLine1, fLine1Start);
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view->DrawString(fLine2, fLine2Start);
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}
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#endif
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}
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